China National Aviation Fuel Co., Ltd. Jilin Branch is a provincial-level specialized aviation fuel support institution established in Jilin Province by China National Aviation Fuel Group Co., Ltd.—a central enterprise supervised by the State-owned Assets Supervision and Administration Commission (SASAC) of the State Council—and functions as an operator of critical aviation transportation infrastructure. Based in Jilin Province, the company exclusively provides aviation fuel procurement, storage and transportation, refueling, quality inspection, and full-process operational support services for all three certified transport airports in the province: Changchun Longjia International Airport, Yanji Chaoyangchuan Airport, and Changbaishan Airport, thereby ensuring the stable operation of Changchun Longjia International Airport, which handles over ten million passenger movements annually. Leveraging the China National Aviation Fuel Group’s nationwide integrated aviation fuel support network, the branch possesses digital dispatching and remote quality monitoring capabilities. Its fuel supply facilities at Changchun Longjia International Airport are equipped with an automated refueling vehicle dispatching system, online real-time fuel quality analyzers, and a dual-circuit power supply backup system, all compliant with standards including those set forth by Airports Council International (ACI) and the International Air Transport Association (IATA) Global Aviation Fueling Forum (GAFF), as well as China’s Civil Aviation Regulations on Airworthiness Management of Civil Aviation Fuel and Technical Specifications for Quality Control and Operating Procedures of Aviation Fuel (MH/T 6020). The company holds a Dangerous Chemicals Business License, a Refined Oil Wholesale Business Approval Certificate, and a Civil Aviation Fuel Enterprise Airworthiness Certificate issued by the Civil Aviation Administration of China (CAAC); it has also obtained certification for the ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System. In terms of standard development, the company participated in drafting the national standard “Technical Specification for Storage and Transportation of Aviation Fuel” (GB/T 38298-2019) and other industry standards. Its business scope is strictly confined to aviation fuel supply within the administrative boundaries of Jilin Province, and it may engage in practical cooperation initiatives such as aviation fuel supply assurance partnerships, operational coordination, joint standard development, and collaborative safety drills.

Jiaozuo Jiediqi Chemical Technology Co., Ltd. is located in the Western Industrial Agglomeration Zone of Zhongzhan District, Jiaozuo City, Henan Province. It is a non-hazardous chemical R&D and manufacturing enterprise classified under “Chemical Raw Materials and Chemical Products Manufacturing” (Category 26 of the National Economic Industry Classification). Established in 2021, the company has registered capital of RMB 5 million and is currently in its start-up development phase. Its core business focuses on the R&D, production, and sales of chemical intermediates and functional auxiliaries, extending also into new materials technology promotion services, environmental protection equipment sales, and import/export of goods. Its clientele covers niche sectors including coal chemical industry, fine chemical industry, new materials, and environmental protection engineering. The company possesses formulation development capabilities and small-batch customized production capacity for non-hazardous chemical products, and can provide process-adaptation solutions suitable for small- and medium-scale facilities, along with corresponding auxiliary agent supply. On the environmental protection equipment side, it primarily sells standardized water treatment and exhaust gas pre-treatment unit equipment; it does not engage in EPC general contracting, engineering design, or manufacturing of special equipment requiring licensing. Publicly available information shows no evidence that the company holds ISO 9001, ISO 14001, or Occupational Safety Standardization certifications; nor has it been identified as a High-Tech Enterprise or as possessing “Specialized, Refined, Distinctive, and Innovative” (SRDI) qualifications, a Hazardous Chemicals Production Safety Permit, a Pollutant Discharge Permit, or special equipment manufacturing licenses for pressure vessels/piping. No valid qualification records for this company are publicly listed on the National Certification and Accreditation Information Public Service Platform, the Henan Provincial Department of Emergency Management, or the Jiaozuo Municipal Bureau of Ecology and Environment. As of March 2026, the China Tendering and Bidding Public Service Platform, the Henan Provincial Government Procurement Network, and the Customs Enterprise Credit Information Publicity Platform disclose no records of the company’s participation in bidding or winning contracts for chemical industry projects, nor any import/export consignor-ship registration information; additionally, no verifiable landmark project names, client names, or facility scale data are publicly available. Typical deliveries consist predominantly of orders from regional small- and medium-sized chemical enterprises, involving auxiliary agent product supply and basic environmental protection equipment sales. The company’s official website (www.jiediqi.com) lacks Ministry of Industry and Information Technology (MIIT) ICP filing and is inaccessible; the company lacks external technical documentation, case libraries, or multilingual service capabilities. Publicly available information indicates no overseas project delivery experience, international standard compliance activities, bilingual technical document preparation, or cross-border consortium collaboration experience. Its cooperation modalities are limited to domestic spot supply, technical consultation, and on-demand customized development; it currently does not support cross-border engineering services or technology licensing plus on-site implementation models.

Zhongwai Jianhuacheng Engineering Technology Group Co., Ltd.(formerly known as Beijing Huacheng Boyuan Architectural Engineering Design Co., Ltd., etc.) is a comprehensive engineering technology enterprise centered on engineering design and consulting, covering full-process engineering consulting, engineering procurement and construction (EPC) contracting, urban renewal, and research & development and application of green, low-carbon building technologies. The company’s core businesses encompass full-lifecycle technical services for architectural engineering, including pre-project planning and consulting, conceptual and construction drawing design, EPC general contracting management, seismic retrofitting and structural reinforcement of existing buildings, node optimization for prefabricated construction, integrated application of BIM collaborative design platforms, and renovation and enhancement of urban stock space. Leveraging seven invention patents, 32 utility model patents, and 15 software copyrights, the company has established differentiated technological capabilities in intelligent diagnostic systems, low-carbon construction technologies, and digital design collaboration. Its qualification system is comprehensive: it holds Class-A qualifications for architectural engineering design (architectural engineering sector); Class-B specialized qualifications for municipal engineering (road and bridge engineering sectors); Class-A credit qualification for engineering consulting institutions (architectural specialty); Class-II general contracting qualification for architectural engineering construction; and specialized contracting qualification for special engineering (structural reinforcement). Additionally, the company has obtained certification under ISO 9001, ISO 14001, and ISO 45001 management systems, and is recognized as a National High-Tech Enterprise (Certificate No.: GR202311005628). Representative projects include full-process consulting for Phase II of the Beijing Municipal Administrative Office Area in the Beijing Sub-Center; EPC general contracting for resettlement housing in the Rongdong area of Xiong’an New Area; relocation and reconstruction project of Songshan District Traditional Chinese Medicine Hospital in Chifeng City, Inner Mongolia; and urban renewal and renovation of Shishi Garment City in Quanzhou City, Fujian Province. Its service coverage spans multiple provinces across North China, Northeast China, East China, and Southwest China. Targeting government platform companies, urban investment groups, real estate developers, and public utilities institutions, the company offers customized full-process engineering consulting, EPC consortium cooperation, specialized technology R&D support, and integrated urban renewal solutions.

CNOOC Energy Technology & Services Limited (Stock Code: 601808.SH) is a state-controlled listed company under the China National Offshore Oil Corporation (CNOOC) Group Co., Ltd. The Company positions itself as a full-lifecycle service provider for the energy industry, focusing on three major business segments: offshore oil and gas development services; low-carbon environmental protection and digitalization; and new energy and new materials. Its core businesses encompass oilfield technical services, equipment manufacturing, LNG terminal construction and operations, FPSO operation and management, offshore wind power engineering services, energy-saving and carbon-reduction technology integration, intelligent oilfield solutions, and research, development, and production of chemical new materials. Its service scope covers critical areas including deepwater drilling and production, floating production, cold energy utilization, digital and intelligent oilfield management, offshore wind power operation and maintenance, and CO₂ capture, utilization, and storage (CCUS). Relying on its nationally accredited enterprise technology center, CNAS-accredited laboratories, provincial- and ministerial-level engineering technology research centers, and postdoctoral scientific research workstation, the Company has secured over 2,700 authorized patents to date, approximately 45% of which are invention patents. It has established technological barriers in fields such as intelligent control of deepwater equipment, life-extension retrofits of FPSOs, cascaded utilization of LNG cold energy, integrated installation processes for offshore wind power, and CCUS. The Company has obtained certifications for ISO 9001, 14001, 45001, and 50001 management systems; holds A1/A2-grade pressure vessel design and manufacturing licenses; possesses Class I professional contracting qualification for offshore petroleum engineering; holds special equipment inspection and testing approval certificates; holds civilian nuclear safety equipment manufacturing licenses; and maintains national confidentiality qualifications. It also complies with API and IMO international standards. Representative projects include domestication of supporting equipment for the “CNOOC 981” drilling rig; comprehensive utilization of cold energy at the Zhuhai Jinhai LNG terminal; full-lifecycle digital and intelligent management of the Kenli 6-1 oilfield; EPC services for the Albert Lake FPSO project in Uganda; and construction of China’s first intelligent offshore wind power O&M platform. The Company has led the formulation of 12 industry standards. Its operations span all China’s offshore waters and extend to over ten countries and regions, including Southeast Asia, the Middle East, and Africa. It provides multi-dimensional cooperation to energy enterprises, local governments, and international clients—including R&D, engineering EPC, equipment development, digital platform construction, green and low-carbon solutions, and Belt and Road energy cooperation.

Lannengtou (Gansu) Energy and Chemical Co., Ltd.. is a second-tier subsidiary controlled by Lanzhou Energy Investment Group Co., Ltd., positioned as the Group’s specialized implementation platform for clean, efficient energy utilization and low-carbon transformation. The company focuses on the integrated development pathway of “coal–chemicals–materials–energy” and supports Gansu Province’s 14th Five-Year Energy Development Plan and the construction objectives of the Hexi Corridor Clean Energy Base. Its core business encompasses coal sales; research, development, and application of coal chemical technologies; development of novel energy storage technologies; energy conservation technical services; carbon emission reduction technical consulting; sales of chemical products (excluding hazardous chemicals); and investment, construction, and operation management of new energy projects. Leveraging an industry–academia–research collaborative mechanism, the company possesses key technology verification and pilot-scale transformation capabilities—such as high-value utilization of fly ash and green electricity–based hydrogen production coupled with coal chemical decarbonization processes—and has jointly launched technological breakthroughs in geopolymer building materials with Lanzhou University of Technology. It has also participated in preliminary research for the “integrated photovoltaic–storage–hydrogen–methanol” demonstration project in Guazhou County, Jiuquan City. The company holds the “Level-3 Standardized Enterprise for Safety Production (Chemical Industry)” certificate and is certified under ISO 9001 Quality Management System and ISO 14001 Environmental Management System, establishing a foundation for standardized and green operations. In 2023, it undertook a Gansu Provincial Key R&D Program project (No.: 23JRRA0187); in 2024, it advanced a provincial-level hydrogen energy key project as a consortium member. All its business activities are confined to Gansu Province, with primary focus on providing technological R&D support, pilot-scale verification services, joint project development, and specialized operational collaboration for scenarios including green and low-carbon industrial parks, resource recovery of coal-based solid waste, and decarbonization of chemical industries supporting new energy deployment.

Gunter Catalytic Materials (Dalian) Co., Ltd. is located in the Jinpu New Area of Dalian City, Liaoning Province. It is a high-tech enterprise specializing in the research and development, manufacturing, and customized technical services of industrial catalytic materials. The company operates within the chemical raw materials and chemical products manufacturing industry, specifically in catalysts and auxiliary agents manufacturing (C2669), and is currently in an accelerated industrialization phase. Its core business covers the design and large-scale production of porous-structured catalytic materials based on precious metals (platinum, palladium, rhodium) and non-precious metals (nickel, cobalt, copper), primarily serving niche application areas including sulfur and nitrogen removal in petroleum refining, catalytic oxidation of VOC-laden exhaust gases in the chemical industry, and electrode catalytic layers for water electrolysis hydrogen production and fuel cells within the hydrogen energy industry chain. Leveraging its technological approaches—“regulation of strong metal-support interaction” and “construction of atomically dispersed active sites”—the company possesses end-to-end process capabilities spanning nanoscale precursor synthesis, controlled impregnation/deposition processes, and high-temperature thermal treatment for structural stabilization. It holds seven authorized invention patents (including one PCT international patent) and twelve utility model patents, all with clearly defined ownership. The company is certified under ISO 9001:2015 and ISO 14001:2015, holds the “Level-3 Standardized Enterprise for Safety Production (Hazardous Chemicals Usage)” certificate, and has passed the China Petroleum and Chemical Industry Federation’s compliance review for catalytic material production. It was recognized as a National High-Tech Enterprise in 2022 (GR202221200587) and included in the “Dalian City Specialized, Refined, Distinctive, and Innovative SME Cultivation Database” in 2023. Representative achievements include: providing catalyst regeneration technical services for three 1.2-million-ton-per-year diesel hydrotreating units at Hengli Petrochemical (Dalian) Refining Co., Ltd., achieving over 18 months of continuous stable operation; delivering palladium-based honeycomb ceramic-supported catalysts for China Energy Group’s demonstration project on “coal-to-hydrogen coupled with CO₂ capture,” featuring ignition temperature ≤185°C and service life up to 12,000 hours; and completing its first export order (5 tons of Pt-Sn/Al₂O₃ reforming catalyst) to Novo-Ufimsk Refinery, a subsidiary of Russia’s Gazprom Neft, with products compliant with ASTM D7214-21 and certified under the Eurasian Conformity (EAC) mark. The company currently serves customers across 12 provinces and municipalities in China, including PetroChina, CNOOC, Wanhua Chemical, and Zhejiang Petrochemical. It established a joint laboratory with BASF Catalysts GmbH (Germany) in 2024 (registered that year), supporting technology licensing and engineering implementation collaboration. Publicly available information indicates no overseas subsidiaries or ODI (Overseas Direct Investment) registrations.

CNSIG Inner Mongolia Chemical Sodium Industry Co., Ltd. is a state-owned large-scale chlor-alkali chemical enterprise under China National Salt Industry Group Co., Ltd. and controlled by China Salt Jilantai Salt & Chemical Group Co., Ltd. It falls under the chlor-alkali industry subsector within the broader chemical raw materials and chemical products manufacturing sector. The company’s core business encompasses research, production, and sales of fundamental chemical products including ion-exchange membrane caustic soda, polyvinyl chloride (PVC), calcium carbide, chlorine gas, hydrogen gas, hydrochloric acid, and sodium hypochlorite. Leveraging abundant raw salt, limestone, and energy resources in the Alxa region, the company has established an integrated industrial chain spanning “raw salt → calcium carbide → chlor-alkali → PVC,” with comprehensive annual production capacities of 300,000 tons of caustic soda, 250,000 tons of PVC, and 300,000 tons of calcium carbide. The enterprise possesses robust technical expertise in energy conservation, carbon emission reduction, and green manufacturing, operating an autonomous regional-level enterprise technology center and holding seven invention patents and 23 utility model patents. Its core technologies include low-mercury catalyst acetylene-based PVC synthesis, energy-saving optimization of ion-exchange membrane electrolyzers, and balanced utilization of chlorine and hydrogen gases; its “high-current-density ion-exchange membrane electrolyzer energy-saving technology” has been included in the “National Key Energy-Saving and Low-Carbon Technology Promotion Catalogue (2023 Edition).” The company has obtained certification for the three major management systems—ISO 9001, ISO 14001, and ISO 45001—and holds the “National Industrial Product Production License,” “Work Safety Production License,” and “Pollutant Discharge Permit” (No.: 91152921783008937W001V), all of which remain valid. Its products are widely applied across industries in Northwest China, including construction materials, textiles, papermaking, water treatment, aluminum smelting, chemical fibers, and pharmaceutical intermediates. Its PVC complies with standard GB/T 5761–2018 and has passed CTC testing and certification; its caustic soda and sodium hypochlorite also meet stringent downstream process requirements. The enterprise actively participates in regional circular economy initiatives, having constructed supporting environmental protection facilities—including calcium carbide slag brick production, chlorine gas recovery and reuse, and waste-heat power generation—achieving comprehensive energy consumption per unit product consistently below the national industry energy-saving benchmark value for three consecutive years. Currently, its operations focus on Inner Mongolia and adjacent provinces; cooperation priorities include upstream-downstream coordination along the chlor-alkali industrial chain, promotion and application of energy-saving technologies, customized supply of hazardous chemicals, and joint development of circular economy projects.

Zhejiang Gongziyi Network Co., Ltd. is a high-tech enterprise specializing in the research and development, manufacturing, and system integration of industrial automation instruments and intelligent control systems, providing long-term services for intelligent upgrading requirements in process industries. The company’s core businesses include intelligent pressure/temperature/flow instruments, industrial Internet-of-Things (IoT) gateways, DCS/SIS system supporting modules, edge computing terminals, and automation solutions tailored for sectors such as petrochemicals, power generation, pharmaceuticals, and environmental water treatment. Leveraging core technological expertise—including high-precision sensor compensation algorithms, low-power wireless sensor network protocol stacks, and adaptation of domestically developed embedded real-time operating systems—the company has established a technical achievements portfolio comprising four invention patents, 18 utility model patents, and 22 software copyrights. The company has obtained ISO 9001 Quality Management System Certification (Certificate No.: 00122Q31234R1M), holds the “Special Equipment Production License” (Permitted Scope: Manufacturing of Pressure Pipeline Components; License No.: TS2733012-2026), and has been recognized as a Zhejiang Province “Specialized, Refined, Distinctive, and Innovative” (SRDI) Small and Medium-sized Enterprise. As a principal contributor to the industry standard JB/T 13920-2020 “General Technical Requirements for Intelligent Pressure Transmitters,” the company possesses end-to-end delivery capabilities—from individual intelligent instruments to system-level data acquisition and control—and has delivered customized instrument packages and data acquisition systems for clients including Sinopec Zhenhai Refining & Chemical Company, Zhejiang Energy Group Jiaxing Power Plant, and East China Pharmaceutical Co., Ltd. Currently, its business covers key industrial provinces in East China—including Zhejiang, Jiangsu, Shandong, and Anhui—and it offers multi-dimensional cooperation models—including product supply, solution design, collaborative hardware/software development, and localized technical support—to meet requirements for new construction projects, technological renovation and upgrading, domestic substitution, and system integration.

Zhangjiagang Dongfang High Tech Polyurethane Co.,Ltd is a national high-tech enterprise specializing in the research and development, production, and sales of polyurethane elastomer materials. It was first certified in 2020 and successfully passed its re-evaluation in 2023. The company’s core businesses cover thermoplastic polyurethane elastomers (TPU), cast polyurethane elastomers (CPU), and polyurethane-modified composite materials. Its products are widely applied in fields including wear-resistant components for mining machinery, track plates for construction machinery, sealing components for petroleum drilling and extraction, rubber-coated rollers for port conveyors, rail pads for high-speed railways, and specialized rubber rollers. The enterprise possesses solid technical expertise and undertakes two sub-projects under Jiangsu Province’s key R&D program: “Key Technology Development of Polyurethane Encapsulant for Wind Turbine Blades with High Tear Resistance and Low-Temperature Performance” and “Industrialization of Self-Healing Polyurethane Liners for Heavy Mining Equipment.” It holds six authorized invention patents and fifteen utility model patents. Its core technologies focus on molecular chain-segment regulation, compound formulation of multi-functional chain extenders, and solvent-free rapid demolding processes. In terms of certifications, the company has obtained ISO 9001:2015 Quality Management System, ISO 14001:2015 Environmental Management System, and ISO 45001:2018 Occupational Health and Safety Management System certifications; it also holds the “National Industrial Product Production License” (polyurethane resin category). Some of its products have passed type approval by the China Classification Society (CCS) and network-access testing per Sinopec’s “Technical Specification for Polyurethane Elastomers Used in Oilfields” (Q/SH 332-2021). Representative collaboration cases include supplying track carrier roller cushioning pads in bulk to XCMG Group; winning bids consecutively for five years for drilling sealing component projects at Xi’an Research Institute of China Coal Technology & Engineering Group Corp.; and providing customized conveyor roller rubber-coating systems for the Meishan Port Area of Ningbo-Zhoushan Port. Its services cover equipment manufacturing and energy enterprises across 12 provinces—including Jiangsu, Shandong, Henan, and Shaanxi—and it offers industry customers cooperative models such as material customization and development, process co-optimization, and large-scale supporting supply.

Industrial and Commercial Bank of China Co., Ltd. Dalian Branch (hereinafter referred to as “ICBC Dalian Branch”) is a first-tier branch directly managed by ICBC’s Head Office and belongs to the system of large state-owned commercial banks. It positions itself as a comprehensive banking financial institution dedicated to serving high-quality local economic development and implementing national strategies. Its core business spans corporate finance, personal finance, financial markets, inclusive finance, green finance, cross-border finance, and digital finance, offering end-to-end integrated financial services including deposits and loans, settlement and clearing, trade financing, supply chain finance, wealth management, pension services, digital RMB operations, and credit support for small and medium-sized enterprises (SMEs). Leveraging the Head Office’s “Intelligent Banking ECOS” project, the branch extensively applies AI-driven risk control models, big-data-based customer profiling, blockchain-enabled cross-border letters of credit, and API-based open banking technologies, and holds multiple software copyrights, including the “Small and Micro-Enterprise Credit Assessment System Based on Multi-Source Data Fusion V1.0.” The branch maintains comprehensive qualifications: it holds a Financial License (No. B0001S121020001) issued by the Liaoning Regulatory Bureau of the National Financial Regulatory Administration; has attained certification under the three major international management system standards—ISO 9001, ISO 20000, and ISO 27001; and possesses full-range licenses covering foreign exchange settlement and sales, derivatives trading, fund sales, insurance agency, and proprietary gold trading. It serves as Dalian’s designated foreign exchange bank, one of the first pilot banks for cross-border RMB transactions, and a member of the Dalian Municipal Government Bond Underwriting Syndicate. Notable practices include leading the formation of Dalian’s first syndicated loan for the marine economy sector; designing customized supply chain financing solutions for industry leaders such as Hengli Petrochemical and Bingshan Group; continuously undertaking social security card issuance and pension disbursement services for multiple years; extending over RMB 8 billion in unsecured loans to specialized, refined, distinctive, and innovative SMEs during 2022–2023; and establishing a dedicated cross-border financial services counter in the RCEP International Business Zone. Its service network covers all districts of Dalian; it operates specialized branches in the Pilot Free Trade Zone, Jinhua New Area, and High-Tech Zone; simultaneously supports rural revitalization initiatives; and promotes agriculture-related financial products—including “Planting e-Loan” and “Sea Cucumber Loan”—in Zhuanghe and Wafangdian. The branch provides tailored financial solutions and collaborative support to government agencies, key industries, science-and-technology innovation enterprises, foreign trade entities, and county-level business operators.

Sinopec Catalyst Co., Ltd. Beijing Aoda Branch is a branch established by Sinopec Catalyst Co., Ltd., which falls under Sinopec Corporation (Sinopec, SH600028). It is a leading domestic specialized service provider of catalysts for petroleum refining, chemical production, and environmental protection. The company’s core business includes technological development, technology transfer, technical consultation, and technical services related to catalysts and associated auxiliaries and additives; catalyst manufacturing (restricted to branch operations); sales of catalysts and chemical products (excluding hazardous chemicals); and self-operated and agency import/export of various commodities and technologies. Leveraging the robust scientific research and industrial support of Sinopec, Beijing Aoda Branch focuses on areas such as hydrofining, hydrocracking, fluid catalytic cracking (FCC) auxiliaries, and environmental denitrification catalysts, possessing full-chain capabilities spanning research & development, pilot-scale testing, and engineering application. NS-series hydrofining catalysts and HCC-series heavy-oil hydrocracking catalysts—developed independently or collaboratively by the company—have achieved large-scale industrial application at multiple Sinopec-affiliated refineries, including Yanshan Petrochemical, Tianjin Petrochemical, and Qilu Petrochemical. The company has obtained certifications for ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System; operates a CNAS-accredited catalyst analysis and testing laboratory; and has led or participated in drafting multiple national and industry standards, including GB/T 37810–2019 and HG/T 5305–2018. Its service network covers major refining and petrochemical bases nationwide and supports domestic catalyst substitution projects at refineries along the Belt and Road Initiative countries—for instance, providing FCC auxiliary technical support to the Atyrau Refinery in Kazakhstan. The company offers customized catalyst products, technical solutions, analytical testing services, and import/export cooperation to refining and petrochemical enterprises, engineering companies, research institutes, and overseas clients.

China Information Consulting & Designing Institute Co.,Ltd.(abbreviated as “CTTDI”) is a national high-tech enterprise, a national specialized, refined, distinctive, and innovative “little giant” enterprise, and a national intellectual property advantage enterprise. It is a subsidiary of China Communications Services Corporation Limited (Hong Kong Stock Code: 00552.HK) and has long been deeply engaged in engineering technical service fields within the information and communications industry, possessing full-lifecycle service capabilities covering “planning—consulting—surveying—designing—integration—supervision—EPC general contracting.” Its core businesses focus on emerging digital infrastructure domains, including 5G/6G network construction, gigabit optical networks, computing power infrastructure (intelligent computing centers, cloud-network convergence architecture), industrial internet, digital government, smart energy, intelligent transportation, and low-altitude economy, delivering technical consulting, system design, standard formulation, solution integration, and digital delivery services. CTTDI holds numerous key qualifications, including Class-A Engineering Design Qualification for the Telecommunications Industry; Class-A Engineering Design Qualification for the Electronics, Telecommunications, and Broadcasting Industry (Electronic Systems Engineering); Class-A Specialized Engineering Design Qualification for Building Intelligence Systems; Class-A Engineering Consulting Qualification (Telecommunications and Information); CS Level 4 (Excellent Level); CMMI Level 5; ISO Three-System Certification; and Class-A Confidential Information System Integration Qualification. It has led or participated in drafting 73 national or industry standards, holds 276 invention patents, 412 utility model patents, and 897 software copyrights. CTTDI independently developed toolchains such as the “Smart Interconnection Design Cloud Platform” and the “Integrated Communication-Sensing Simulation System”; its “Design Methodology for Integrated Communication-Sensing-Computing Network Architecture Targeting 6G” received the First Prize of Science and Technology Awards from the China Institute of Communications in 2024. Representative projects include the overall design of China Telecom’s 5G SA Core Network; feasibility studies and design for the Yangtze River Delta Hub Intelligent Computing Center under the “East Data, West Computing” initiative; telecommunications-specific design for the CIM platform in Xiong’an New Area; communication network planning for China Southern Power Grid’s Digital Power Grid; and support for the Hangzhou Asian Games’ 5G+MEC+AI video dedicated network. CTTDI’s services cover all 31 provincial-level administrative regions across China, providing deep support to the three major telecom operators, State Grid Corporation of China, China Southern Power Grid, China Tower Corporation, government departments at all levels, and large state-owned enterprises. Leveraging China Communications Services’ overseas platforms, CTTDI also undertakes digital infrastructure assistance and localized consulting projects in Southeast Asia, Africa, and the Middle East, including international cooperation projects such as the Asian Infrastructure Investment Bank (AIIB)-funded Cambodia National Backbone Network Optimization Consulting Project. CTTDI sincerely invites collaboration with partners at multiple levels in areas including planning, design, integration, co-development of standards, and international projects related to emerging digital infrastructure.

Jiaozuo Houji Chemical Co., Ltd. is located in the Weng County Industrial Agglomeration Zone, Jiaozuo City, Henan Province. It is a national high-tech enterprise specializing in the research, development, production, and sales of organophosphorus pesticide intermediates and fine chemical products. The company belongs to the chemical raw materials and chemical products manufacturing industry (C26). It was listed on the New Third Board in 2016 (stock code: 837951) and entered the Innovation Tier in 2023. Its paid-in registered capital amounts to RMB 120 million, and it employs approximately 420 people, over 28% of whom are R&D technical personnel.  

The company’s core products include diethyl phosphite (DEP) and diphenyl phosphite (DPP), organophosphorus intermediates widely applied in the synthesis of high-end agrochemical active ingredients, the preparation of phosphorus-containing flame retardants, and electronic-grade specialty chemicals. Its customers include the world’s top 20 agrochemical enterprises and high-end electronic material manufacturers such as Semiconductor Manufacturing International Corporation (SMIC).  

The company possesses end-to-end capabilities spanning process development to industrialization. It holds 27 authorized invention patents (including two U.S. patents) and 41 utility model patents. Its core technologies cover continuous purification of phosphorus trichloride, clean synthesis of diethyl phosphite, and molecular structure modification of phosphorus-containing flame retardants. It has built China’s first demonstration line for continuous purification of electronic-grade trimethyl phosphite (TMP) with an annual capacity of 1,000 tons; its product’s metal ion content is ≤10 ppb, and it has passed supply chain verification by SMIC and achieved small-batch deliveries.  

The company has obtained certifications for the ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 management systems. It holds the Safety Production License, the National Industrial Product Production License (for pesticide intermediates), the Hazardous Chemicals Registration Certificate, and the EU REACH pre-registration number. It has been recognized as a Henan Province “Specialized, Refined, Distinctive, and Innovative” SME and a National Intellectual Property Advantage Enterprise.  

In 2023, the company signed a long-term supply agreement with Syngenta Group China. In 2024, its exports to India, Brazil, Turkey, and other countries amounted to RMB 137 million. Public information does not indicate that the company possesses engineering design qualifications or EPC general contracting capabilities, nor does it disclose overseas production bases, controlled subsidiaries, or overseas resident offices. Its current international business is primarily conducted via direct exports. It has completed compliance certifications for target countries through SGS, including FAO registration in India and BTK licensing in Turkey, and supports a cooperation model combining technology licensing with localized engineering implementation.

CNOOC Huahe Coal Chemical Ltd. is a large state-owned joint venture chemical enterprise jointly established by China National Offshore Oil Corporation Limited and China Huaneng Group Co., Ltd. It is designated as a key national project supporting energy security and fertilizer supply assurance, serving as an important nitrogen fertilizer production base in Northeast China and a national fertilizer reserve storage unit. The company focuses on the coordinated development of modern coal chemical industry and green agricultural chemicals, with core businesses covering research, production, and sales of ammonia, urea, compound fertilizer, liquid carbon dioxide, and industrial-grade methanol; its products are widely applied in agricultural production, industrial gases, environmental denitrification, and food preservation. Leveraging high-quality lignite resources in Hegang City, the company has constructed large-scale facilities with annual production capacities of 1.32 million tons of ammonia, 2.2 million tons of urea, and 400,000 tons of compound fertilizer. Its core processes adopt advanced technologies including Lurgi low-pressure ammonia synthesis, Snamprogetti CO₂ stripping urea production, and aerospace gasifier-based coal gasification (MDEA decarbonization + low-temperature methanol washing), endowing it with core capabilities such as strong adaptability to various coal types, high carbon conversion efficiency, and energy consumption below the industry average. The company holds 12 invention patents and 38 utility model patents, and has participated in formulating national and industry standards including “GB/T 2440—2017 Urea” and “HG/T 4850—2015 Compound Fertilizer (Compound Fertilizer).” It has obtained ISO 9001, ISO 14001, and ISO 45001 system certifications, and holds permits for safe production of hazardous chemicals, pollutant discharge, and nationwide industrial product production (fertilizer category); it has been recognized as a national high-tech enterprise and a Heilongjiang Province “specialized, refined, distinctive, and innovative” SME. For ten consecutive years, the company has undertaken national commercial fertilizer reserve tasks, supplying over 4 million tons of agricultural urea to major grain-producing provinces—including Heilongjiang, Jilin, Liaoning, and Inner Mongolia—from 2022 to 2024. In 2023, it commissioned a 400,000-ton-per-year intelligent production line for premium compound fertilizer; in 2024, it launched the demonstration project for low-carbon “ammonia–hydrogen” coupling. Its service scope concentrates on the three northeastern provinces and parts of North China’s major agricultural production areas, providing stable and reliable product supply, customized compound fertilizer solutions, and collaborative support for low-carbon technological upgrades in coal chemical projects to agricultural service providers, industrial gas users, environmental governance enterprises, and green, low-carbon technology partners.

Kunshan Shimai New Materials Technology Co., Ltd. is a national high-tech enterprise specializing in the research, development, production, and sales of electronic chemicals and functional materials, positioned within the new materials industry segment prioritized for support under “Made in China 2025.” The company’s core business covers high-end electronic packaging materials, including epoxy molding compounds (EMCs) for semiconductor packaging, LED encapsulation adhesives, underfill adhesives, electrically/thermally conductive adhesives, and chip-level temporary bonding adhesives. Its products are widely applied across integrated circuits, advanced packaging (e.g., Fan-Out, 2.5D/3D IC), LED lighting and displays, power devices, and new-energy vehicle electronics. The company possesses full-chain, independently controllable capabilities spanning resin synthesis, functional additive compounding, and high-precision dispersion-based preparation. Its core technologies focus on low-stress, high-temperature-resistant, low-halogen, and high-reliability formulation design, as well as nanoscale filler surface modification processes. To date, the company has been granted 18 invention patents and 22 utility model patents. It operates the Jiangsu Provincial Engineering Technology Research Center for Electronic Packaging Materials and maintains a CNAS-accredited laboratory; it is certified to ISO 9001:2015, ISO 14001:2015, and IATF 16949:2016 standards. Its key products have obtained UL certification and passed RoHS and REACH compliance assessments. Its “High-Flow, Low-Warpage Epoxy Molding Compound for LED Encapsulation” has been included in the Jiangsu Province Key Promotional New Technologies and Products Catalog. The company is deeply engaged in the sub-project “Strategic Advanced Electronic Materials” under China’s National Key R&D Program, undertaking engineering development and verification tasks for high-reliability, wide-temperature-range chip-level underfill materials. Currently, its service coverage spans the Yangtze River Delta, Pearl River Delta, and Chengdu-Chongqing regions. It has entered the Tier-2 material supply chain of leading packaging and testing enterprises—including Changjiang Electronics Technology (JCET), Tongfu Microelectronics, and Huatian Technology—and provides customized encapsulation adhesive solutions to LED chip manufacturers such as San’an Optoelectronics and HC SemiTek. It collaborates with domestic semiconductor industry chain customers through multiple models, including material supply, joint development, and technical collaboration.