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Shenzhen Transaction Consulting Group Co., Ltd. is a professional consulting and technical service institution initiated by municipal state-owned capital-backed entities in Shenzhen and actually controlled by enterprises under the Shenzhen SASAC. The company focuses on public resource transactions, government procurement, state-owned enterprise (SOE) procurement, and market-oriented allocation of production factors. Its core business covers transaction system design, process optimization, consulting services for building electronic transaction platforms, big data analysis of transactions, compliance and risk control system construction, digital transformation of tendering agency services, and full-lifecycle transaction management services tailored to local governments and SOEs. Its clients include public resource trading centers at all levels, finance departments, SOEs supervised by SASACs, urban investment platforms, and large-scale infrastructure investment entities. Leveraging its self-developed “Zhilian Transaction Cloud” platform (Software Copyright Registration No.: 2023SR0876542) and multiple invention patents (e.g., intelligent identification of collusive bidding and blockchain-based evidence preservation), the company possesses proven capabilities in AI-assisted bid evaluation, dynamic early-warning systems for transaction risks, and cross-platform mutual recognition of electronic signatures. In terms of qualifications, the company holds government procurement agency accreditation certified by the Ministry of Finance (No.: GD20210012) and construction project tendering agency filing certification issued by the Ministry of Housing and Urban-Rural Development (Shenzhen Construction Tendering Filing No.: [2022] 078), and has obtained ISO 9001 and ISO 27001 certifications. For several consecutive years, the company has undertaken standardization system development for municipal-level and multiple district-level government procurement projects in Shenzhen, led the drafting and release of China’s first municipal-level local standard for government procurement agency services—“Shenzhen Municipal Standard for Government Procurement Agency Services” (DB4403/T 328–2023). It has provided platform integration and optimization solutions for transaction platforms across 17 prefecture-level cities in Guangdong, Guangxi, and Hainan provinces (autonomous regions); projects in Zhanjiang, Beihai, and Haikou have been designated by China’s National Development and Reform Commission (NDRC) as exemplary cases of cross-regional collaborative innovation. The company offers cooperative services—including institutional consulting, system development, co-creation of standards, specialized training, and end-to-end digital services—to governments at all levels, SOEs, and public resource transaction service institutions.

Shanghai Zhuoran Engineering Technology Co., Ltd. (688125.SH) is a high-tech enterprise specializing in the research and development, design, manufacturing, and engineering services of petrochemical equipment. Positioned as a provider of high-end process equipment system solutions, the company has long focused on core equipment sectors within energy and chemical industries, including refining, ethylene production, aromatic hydrocarbons, and coal chemical processing. Its core businesses encompass the design and manufacturing of critical static equipment—including ethylene cracking furnaces, refinery heating furnaces, large-scale towers, reactors, and heat exchange equipment—and extend to modular skid-mounted systems, intelligent factory integration, and EPC (Engineering, Procurement, and Construction) general contracting services. Leveraging platforms such as the National Enterprise Technology Center and the Shanghai Engineering Technology Research Center for High-Temperature and High-Pressure Special Equipment, the company has secured a total of 247 authorized patents (including 72 invention patents) and has led or participated in formulating 18 standards—including national standards, industry standards, and group standards. Its core technologies focus on high-selectivity cracking, low-emission combustion control, high-temperature-resistant and coke-resistant furnace tube materials, and modular intelligent construction. Its independently developed ZRP-series cracking furnaces achieve a Cracking Outlet Temperature (COT) fluctuation of ≤ ±3°C and an operational cycle exceeding 90 days. In terms of qualifications, the company holds A1/A2-level pressure vessel design and manufacturing licenses, ASME U/U2/S stamps, PED certification, and ISO 9001/14001/45001 management system certifications; it also possesses Class-B design qualification for petrochemical and chemical engineering projects and a special equipment production license. Representative projects include those for Sinopec, CNPC, China Chem, Hengli Petrochemical, Zhejiang Petrochemical, Shenghong Refining & Chemical, and Yulong Island Refining & Chemical Integration, among other leading domestic projects. The company has also exported core components and technical documentation packages to “Belt and Road” countries including Russia, Saudi Arabia, the United Arab Emirates, and Indonesia; overseas revenue accounted for approximately 8.6% of total revenue in 2023. It offers end-to-end cooperation to domestic and international clients—from customized core equipment and modular delivery to intelligent factory construction and EPC general contracting.

Shanghai Zejia Safety Technology Service Co., Ltd. is a third-party professional organization specializing in safety production technical consulting and compliance implementation services. It focuses on delivering practical and efficient safety management solutions to small- and medium-sized industrial enterprises within manufacturing sectors, chemical industrial parks, warehousing and logistics enterprises, and construction companies. Its core business includes: guidance for achieving Level-3 safety production standardization; establishment of the dual-prevention mechanism; compliance diagnostics for identifying major accident hazards in industrial and commercial sectors per the relevant criteria; implementation support for the “New Safety Production Law” and GB/T 33000–2016; development of emergency response plans and guidance on emergency drills; compliance assessments for the use and storage of hazardous chemicals; and consulting on enterprise safety culture development. The company’s core competencies center on “regulatory applicability + on-site operational feasibility,” enabling it to deliver modularized service products such as the “First Safety Training Session of the Year” package, the “Full-Cycle Compliance Package for Hot Work,” and the “Six Key Inspection Items Checklist for Dust Explosion Hazards.” Additionally, the company has independently developed two software copyright-registered systems: “Zejia Enterprise Safety Risk Intelligent Identification and Hierarchical Control System V1.0” and “Zejia Safety Production Standardization Intelligent Benchmarking and Evaluation Platform V1.0,” supporting lightweight, digital compliance practices for small- and medium-sized enterprises. The company has obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q41234K3S). Its technical team comprises 12 practicing Certified Safety Engineers, seven of whom also hold safety production training instructor qualifications recognized by the Ministry of Emergency Management. Over the past three years, the company has completed over 180 safety production standardization consulting projects and implemented dual-prevention mechanism projects for more than 220 enterprises, achieving an average project pass rate of 96.3% (as officially announced by local emergency management departments). Its service coverage focuses on the Yangtze River Delta region, with representative cases including automotive parts manufacturers in Suzhou, hazardous chemical warehousing companies in Ningbo, and multiple specialized, sophisticated, and innovative manufacturing enterprises in Shanghai Lingang New Area. Collaboration models include specialized consulting, end-to-end guidance, customized tool development, and ongoing safety托管 services.

Shanghai Yueshen Energy Technology Co., Ltd. is a technical service enterprise specializing in new energy storage system integration and intelligent energy management. Grounded in scientific research and technological services, the company focuses on research and application in energy technology, smart grid technology, energy storage system technology, and new energy technology. Its core business encompasses the research and development (R&D) and sales of Battery Management Systems (BMS), design of distributed energy solutions, sales of power electronic equipment, as well as technology development, consultation, services, and transfer within the energy sector. Service scenarios cover commercial and industrial-side energy storage system integration, microgrid energy management, and coordinated optimization among generation, grid, load, and storage. Leveraging its technical expertise in energy storage system architecture design, BMS hardware-software co-design, and intelligent energy dispatch algorithms, the company possesses end-to-end service capabilities spanning solution design to technical implementation. Currently, the company’s registration status is “active,” and its officially registered business scope explicitly supports its professional positioning in the fields of new energy storage and intelligent energy management. Its WeChat official account, “Yueshen Energy Technology,” regularly publishes technical updates and interpretations of industry policies, reflecting its awareness of and responsiveness to cutting-edge trends. It should be noted that no ISO 9001, IEC 62619, or other system or product certifications have been identified through publicly available channels; nor has any record of mandatory qualifications—such as the “Electric Power Business License” or the “License for Installation (Maintenance/Testing) of Electric Power Facilities”—been found. Furthermore, no invention patents, utility model patents, or software copyright registrations have been retrieved, nor have mainstream media outlets reported publicly on its project implementations or technological applications. At this stage, the company primarily adopts technical service and system integration as its cooperation model, providing technical coordination and joint solution support to commercial and industrial customers, energy service providers, and regional project entities with requirements for distributed energy planning, customized energy storage systems, and upgrades to intelligent electricity consumption management.

Shanghai Yisheng Construction Engineering Co., Ltd. is a medium- and small-sized construction enterprise operating legally and in compliance with regulations, possessing complete qualifications. Based in Shanghai’s local market, the company specializes in professional construction services for building construction and municipal public works. Its core business covers general contracting for building construction projects, general contracting for municipal public works projects, architectural decoration and renovation works, steel structure engineering, and mechanical and electrical equipment installation—specialized contracting fields in which the company demonstrates comprehensive implementation capabilities spanning the entire project lifecycle and multiple stages. Leveraging four valid qualifications—including Grade III General Contracting Qualification for Building Construction Projects, Grade III General Contracting Qualification for Municipal Public Works Projects, Grade II Specialized Contracting Qualification for Architectural Decoration and Renovation Works, and Grade III Specialized Contracting Qualification for Steel Structure Engineering (Certificate No.: D331581115, issued by the Shanghai Municipal Commission of Housing and Urban-Rural Development and Management, valid until December 2027)—the company consistently undertakes subcontracted and specialized engineering tasks for government- and state-owned enterprise-backed projects. Representative recent projects include the Fangxian District Nanqiao Town Relocation Housing Project (decoration and renovation subcontracting), the Lingang New Area Industrial Park Supporting Road Municipal Engineering Project (as a consortium member), and the Pudong New Area Old Factory Renovation Project (general contracting under the EPC model); project implementation has been concentrated in districts such as Fangxian, Pudong, and Lingang. The company’s service area focuses exclusively on the Shanghai municipality; no publicly recorded construction contracting activities outside Shanghai or overseas exist. Regarding collaboration models, the company can participate in construction projects either as a specialized subcontractor, a consortium member, or a general contractor under the EPC model—suitable for project engagement and commercial cooperation involving residential construction, municipal infrastructure, and urban renewal projects where qualification compliance, local performance capability, and specialized construction experience are explicitly required.

Shanghai Sulzer Mechanical Engineering Manufacturing Co., Ltd. is a wholly foreign-owned enterprise established in China by Sulzer Ltd. of Switzerland. As a key hub within Sulzer’s global manufacturing network and for localized production and technical services of high-end fluid machinery in the Asia-Pacific region, the company specializes in the design, manufacturing, installation, maintenance, and full-lifecycle technical services of industrial pumps, mixing equipment, and fluid handling systems. Its products are widely applied across industries including power generation (including conventional islands of nuclear power plants), petrochemicals, chemicals, pharmaceuticals, water treatment, and papermaking. The company complies with international standards such as API 610, 12th Edition, and ANSI B73.1. Core products include the SULZER C-series chemical process pumps and the HGM-series high-speed magnetic-drive pumps. Leveraging Sulzer’s global R&D platform, the company continuously advances localization substitution and intelligent operation & maintenance technology development, holding 12 utility model patents and 3 invention patents covering areas such as cavitation-resistant structural optimization and digital twin-based condition prediction. It operates a CNAS-accredited laboratory and a 12 MW full-capacity pump test station (capable of maximum flow rate of 20,000 m³/h and head exceeding 2,000 m). The company holds the “Special Equipment Production License” (for pressure piping components manufacturing, TS2731037-2027) and has achieved certification under ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018. Representative projects include supplying critical components of high-pressure coolant injection pumps for Phase II of Sanmen Nuclear Power Plant (China National Nuclear Corporation); delivering high-temperature, high-pressure process pumps for the Dalian Integrated Refining & Chemical Project of Hengli Petrochemical; and providing GMP-compliant hygienic centrifugal pump systems for the East China Biopharmaceutical Industrial Park. Services cover all provincial-level administrative regions of mainland China, with focused support for equipment clusters in the Yangtze River Delta, Guangdong-Hong Kong-Macao Greater Bay Area, and Bohai Rim regions. Through collaboration with Sulzer’s global service system, the company participates in technical support and localized delivery for energy and chemical projects along the Belt and Road Initiative routes. It offers customized products, integrated solutions, and full-cycle technical service cooperation to engineering EPC contractors, end-users, and industry system integrators.

Shanghai Sishi Chemical Co., Ltd. is a high-tech enterprise specializing in the research and development, production, and sales of specialty chemicals. It operates within the chemical raw materials and chemical products manufacturing industry, with core business areas encompassing electronic chemicals, pharmaceutical intermediates, additives for novel functional materials, and custom synthesis services. The company’s primary business covers integrated circuits, flat-panel displays, and LED packaging sectors. Its flagship products include electronic-grade isopropyl alcohol (IPA) (purity up to 99.9999%, metal ion content <10 ppt), stripping solutions and post-etch cleaning solutions for micro/nano-scale processes, and high-purity specialty electronic gases and associated chemicals—meeting the stringent requirements for low metal ion residue and high stability in logic chip production lines operating at technology nodes below 28 nm. Leveraging its Shanghai Municipal Enterprise Technology Center, the company holds 12 invention patents and 8 utility model patents; its core technologies focus on formulation design and impurity control processes. It has obtained certification under three major management systems: ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018; it also holds the “Safety Production License for Hazardous Chemicals,” the “Pollution Discharge Permit,” and the “High-Tech Enterprise Certificate.” Its electronic-grade cleaning agent product series has passed the SEMI S2/S8 international safety assessment, and SGS test report SH2024-EC08872 confirms compliance with JEDEC J-STD-020D and IPC-J-STD-004B standards. Customers include leading domestic semiconductor and panel manufacturers such as Semiconductor Manufacturing International Corporation (SMIC), Hua Hong Group, BOE Technology Group, and TCL CSOT. Its service network spans East China, North China, and South China, supported by application laboratories located in Shanghai, Suzhou, and Hefei, providing localized technical support and logistics responsiveness. The company offers diversified collaboration models to industrial chain customers, including joint development, custom synthesis, process adaptation, and on-site technical services.

Shanghai Secco Petrochemical Co., Ltd. is a national-level large-scale Sino-foreign joint venture petrochemical enterprise, jointly established by Sinopec Corporation, China Petroleum & Chemical Corporation (Sinopec Group), and BP PLC of the United Kingdom. The company builds a complete industrial chain centered on ethylene, covering olefins, aromatics, and downstream synthetic resins. Its core business focuses on the research, development, production, and sale of ethylene and its derivatives. Key products include styrene, polypropylene, high-density polyethylene (HDPE) and low-density polyethylene (LDPE), butadiene, and aromatics, which are widely applied in packaging, automotive, construction, medical, and daily chemical industries. Leveraging an ethylene cracker with an annual capacity of 1.19 million tons and over ten advanced primary production units, the company consistently employs internationally leading technologies, including Lummus SRT cracking, Univation UNIPOL gas-phase polyethylene, and Innovene gas-phase polypropylene processes. As of the end of 2024, the company holds 37 valid invention patents and 82 utility model patents, with multiple patents already industrialized. The company has obtained certifications for ISO 9001, ISO 14001, ISO 45001, and the Energy Management System; holds a Safety Production License for Hazardous Chemicals and a Pollutant Discharge Permit; and has been consecutively recognized as a Sinopec Green Enterprise for three years. It has led or participated in drafting seven national and industry standards, including “Ethylene for Industrial Use” (GB/T 7717.1–2022). In 2023, the ethylene unit achieved an operating cycle of 42 months, with a diene yield of 32.1%; the high-melt-index polypropylene grade PPH-Y35 and medical-grade polyethylene PE-LD200 passed national pharmaceutical packaging material standard testing and entered mass production and supply. In 2024, the company completed construction of a pilot-scale carbon capture, utilization, and storage (CCUS) facility and advanced full-process decarbonization upgrades for its ethylene unit. Its products serve markets across East and South China and are exported to Southeast Asia and the Middle East. In 2023, its foreign trade export value amounted to approximately RMB 420 million. Deeply supporting the integrated development of the Yangtze River Delta region, the company offers diversified cooperation initiatives to upstream and downstream industrial chain partners, including technical collaboration, customized product development, green and low-carbon solutions, and co-development of standards.

Shanghai Pret Composites Co., Ltd. is a national high-tech enterprise specializing in the research, development, production, and sales of polymer composite materials. It was listed on the Shenzhen Stock Exchange in 2010 (Stock Code: 002324) and ranks among the leading suppliers in China’s automotive modified plastics sector. The company’s core business centers on modified plastics, with products widely applied across the automotive, home appliance, electronic & electrical, telecommunications, and new energy sectors. It has continuously deepened its strategic focus on low-carbon and sustainable materials, achieving industrial-scale application of recycled plastics, bio-based materials, and low-odor, low-VOCs automotive materials. In 2023, the company completed the acquisition of controlling equity in Zhejiang Hisun Polylactic Acid Materials Co., Ltd., further extending its biodegradable polymer materials industry chain. The company operates a National Enterprise Technology Center, a Postdoctoral Research Workstation, and the Shanghai Engineering Technology Research Center for High-Performance Plastics. As of 2023, it held over 180 valid invention patents and had led or participated in formulating 12 national and industry standards. Its core products have obtained certifications under IATF 16949, ISO 9001, ISO 14001, and ISO 45001 management systems and have been granted Tier-1 supplier qualifications by major automobile manufacturers including SAIC Motor, FAW Group, GAC Group, BYD, and Tesla’s China supply chain system. According to its 2024 semi-annual report, R&D investment accounted for 5.3% of operating revenue, and R&D personnel comprised over 22% of total staff. The company’s products are distributed nationwide and exported to Southeast Asia, Europe, and North America; its overseas operations rely on localized technical services and strategic partnerships, including the establishment of its wholly owned subsidiary Pliant Thailand Co., Ltd. in Thailand to serve the ASEAN market. For customers in the automotive, new energy, and advanced manufacturing sectors, the company offers collaborative models including customized material development, joint technological breakthroughs, green material solutions, and localized supply chain support.

Shanghai Lide Catalyst Co., Ltd. is a high-tech enterprise established in 2003, specializing in the research and development, production, and technical services of industrial catalysts. The company positions itself as a provider of core catalytic material solutions for petroleum refining, coal chemical industry, fine chemical industry, and environmental pollution control. Its main business encompasses R&D and customized applications of solid-state catalytic materials, including FCC auxiliary agents, low-temperature sulfur-tolerant shift catalysts, organic sulfur hydrolysis catalysts, and VOCs catalytic oxidation catalysts. It also provides full-process technical support services, such as catalyst selection, loading guidance, operational monitoring, and lifetime evaluation. Supported by sustained R&D investment (average R&D expenditure accounting for 8.6% of revenue over the past three years), the company holds 12 authorized invention patents and 9 utility model patents, and has participated in drafting the industry standard “HG/T 5910–2021 Technical Specification for Sulfur-Tolerant Shift Catalysts for Industrial Use.” In terms of qualifications, it holds a valid “High-Tech Enterprise Certificate” expiring in November 2026; is certified under ISO 9001 Quality Management System and ISO 14001 Environmental Management System; and possesses a Hazardous Chemicals Production Safety Permit (Permit No.: Hu WH An Xu Zheng Zi [2022] 000187), authorizing production of hydrogenation catalysts, desulfurization catalysts, and other products. Representative project clients include Sinopec Zhenhai Refining & Chemical, China Shenhua Ordos Coal-to-Oil Project, and Wanhua Chemical Yantai Industrial Park—large-scale chemical facilities. Its technical service capabilities are supported by CNAS-accredited laboratories. Its domestic service network covers major chemical industrial parks in East China, North China, and Northwest China. Its collaboration models focus on technology co-development, customized catalyst supply, plant operation optimization, and catalyst regeneration services.