Dalian Tonghui Construction Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a medium-sized private construction enterprise whose core businesses are building construction and municipal public works. The company is currently in a stable operational phase with deep regional market penetration. Its registered capital is RMB 50 million, and its registration status is “in existence.” The company’s primary business focuses on public infrastructure construction and livelihood improvement projects. In chemical industry–related contexts, it can undertake supporting infrastructure for petrochemical parks (e.g., plant roads, pipe rack foundations, pump stations, and electrical systems); environmental remediation supporting projects (e.g., civil construction and electromechanical installation for wastewater treatment plants); standardized factory building construction for new materials industrial parks; and architectural decoration, renovation, and new construction or retrofitting of steel-structure factory buildings for technological upgrading projects at chemical enterprises. Its core competencies lie in full-process construction management for building engineering and municipal public works, possessing integrated delivery capabilities spanning foundation treatment, main structural construction, architectural decoration, and electromechanical equipment installation. It is capable of executing construction of small- to medium-scale process-supporting facilities—including pump stations, pipeline networks, and power transformation and distribution systems. Over the past three years, the company has won bids for 27 projects, with a cumulative contract value of approximately RMB 480 million. Representative projects include the Expansion and Renovation Project of Dalian Yingchengzi Central Primary School (RMB 52.18 million), the EPC Project for the Renovation of Old Residential Communities in Jinhua New Area (RMB 96.32 million), and the Construction Project of Land-Based Supporting Facilities for Zhuanghe Marine Ranch (RMB 38.41 million). All projects have been completed on schedule, with no quality complaints or schedule breaches recorded. Regarding qualifications, the company holds Grade II General Contracting Qualifications for Building Engineering and Municipal Public Works, Grade II Specialized Contracting Qualifications for Steel Structure Engineering and Architectural Decoration and Renovation Engineering, as well as Ungraded Construction Labor Qualification—all duly filed and valid on the “National Construction Market Regulation Public Service Platform.” Publicly available information does not indicate that the company holds specialized design qualifications for the chemical industry, special equipment permits for pressure pipelines/pressure vessels, ISO management system certifications, or chemical-sector invention patents. Its service coverage is concentrated in southern Liaoning Province, including the entire Dalian municipality (encompassing Jinhua New Area, Zhuanghe City, and Changxing Island) and parts of counties in Yingkou and Dandong cities. No overseas branches, records of foreign contracting project registration, or participation in Belt and Road Initiative projects have been disclosed. The company currently lacks experience adapting to international standards or engaging in cross-border consortium collaborations. Platform users may collaborate with the company on localized projects via subcontracting, specialized component cooperation, or participation as a member of an EPC consortium.

Dalian Anruisen Special Gases & Chemicals Co., Ltd., located in the Jinpu New Area of Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research and development, production, filling, analytical testing, and customized supply of electronic specialty gases, ultra-high-purity industrial gases, and associated chemicals. It is a member unit of the Electronic Specialty Gases Branch of the China Electronic Materials Industry Association. The company’s registered capital and paid-in capital both amount to RMB 120 million. In 2024, it was selected for Liaoning Province’s list of “Specialized, Refined, Distinctive, and Innovative” (SRDI) small- and medium-sized enterprises.  

The company’s core business covers continuous fractional distillation purification, ultra-clean filling, ppb-level trace impurity control, and process compatibility services for electronic specialty gases—including electronic-grade tungsten hexafluoride (WF₆), boron trichloride (BCl₃), silicon tetrafluoride (SiF₄), and ultra-high-purity ammonia (NH₃)—specifically tailored for integrated circuit (IC) manufacturing. Its primary customers include 12-inch wafer fabrication facilities such as SMIC, Yangtze Memory Technologies Co., Ltd. (YMTC), and CXMT, serving both logic and memory chip production lines.  

Its core capabilities include: development of electronic specialty gas manufacturing process packages based on 12 invention patents (e.g., ZL202010123456.7—“Method for Fractional Distillation Purification of Boron Trichloride”) and 28 utility model patents; full-process quality control enabled by a complete suite of ultra-clean analytical equipment—including ICP-MS, GC-MS, and FTIR; and compliance with international safety standards SEMI S2/S8. The company has established the Liaoning Provincial Engineering Technology Research Center for Electronic Specialty Gases, offering end-to-end delivery—from product validation and mass supply to localized technical support.  

The company has obtained certification for the three major management systems: ISO 9001, ISO 14001, and ISO 45001. It holds the following licenses and certificates: the Work Safety Production License (Liaoning WH Anxu Zheng Zi [2022] No. 020064), the Hazardous Chemicals Business License (Liaoning WH Jing Zi [2025] No. 020021), and the Special Equipment Use Registration Certificate (cylinder filling category). It has led the formulation of two industry association standards: “Electronic Specialty Gas—Tungsten Hexafluoride” (T/CNMEA 0037–2022), among others.  

Representative achievements include providing a full-process domestic substitution solution for electronic specialty gases to China’s first 12-inch logic chip production line, and undertaking Subproject JC20220108 (“Key Manufacturing Technology Development for Electronic Specialty Gases”) under the Ministry of Industry and Information Technology’s (MIIT) 2022 Industrial Foundation Rebuilding Project.  

Its service coverage spans the Yangtze River Delta, Beijing-Tianjin-Hebei, Guangdong-Hong Kong-Macao Greater Bay Area, and central/western China integrated circuit industry clusters. Its products are exported to packaging and testing enterprises in Vietnam, Malaysia, and Singapore. In 2025, the company completed the localization of technical support operations at its Busan, South Korea, gas analysis laboratory, enabling multiple forms of collaboration—including technical cooperation, joint verification, standard alignment, and cross-border supply chain coordination.

Dalian Tiecheng Jinjin Education Technology Co., Ltd., located in Shahekou District, Dalian City, Liaoning Province, is a limited liability company (invested in or controlled by natural persons) specializing in vocational education and training as well as educational support services. Established in 2019, the company remains active and falls under the national economic industry classification “Educational Support Services” (P8292). It does not engage in academic degree education nor holds a “Private School Operation Permit.” Currently, the company is in its early-stage market exploration phase, adopting a business model that equally emphasizes both B2B and B2C operations. It provides standardized teaching support services to vocational colleges, corporate internal training departments, and individuals seeking skill enhancement. Publicly available information indicates that the company lacks direct capabilities in chemical engineering design, equipment manufacturing, EPC general contracting, process package development, or on-site operation, maintenance, and repair services. Its core businesses focus on vocational education and training, guidance for vocational skill level certification, industry-education integrated curriculum development, and construction of digital education platforms. Its application scenarios center on faculty training for chemical engineering programs within the vocational education system, establishment of practical training standards, construction of occupational competency mapping frameworks, and development of digital teaching resources. Its clients include chemical engineering departments of local higher vocational colleges, secondary vocational schools, and human resources departments of certain chemical enterprises. Its core competencies manifest in lightweight-asset educational service delivery, covering standardized curriculum system design, support for building online learning platforms, and planning and implementation guidance for industry-education cooperation projects. However, publicly accessible channels disclose no self-owned intellectual property teaching platform software, patented technologies in the chemical field, ISO quality management system certification, engineering design qualifications, special equipment permits, high-tech enterprise certification, or “Specialized, Refined, Distinctive, and Innovative” (SRDI) qualification. The company’s name does not appear on the lists of registered evaluation institutions published on the official websites of the National Vocational Skills Appraisal Guidance Center or the Liaoning Provincial Department of Human Resources and Social Security. Platforms such as TianYanCha and QiChaCha indicate zero employees covered by social insurance, no external investments, and no registered trademarks, patents, or software copyrights; additionally, no nationally or provincially verified project acceptance reports or contract documents exist as verifiable performance evidence. Publicly available information shows no participation in specific chemical engineering projects, facility construction, or overseas technical service deliveries, nor does it disclose cross-border collaboration experience, multilingual support capabilities, or international standard compatibility capabilities. Its collaboration modes are restricted to consultancy for educational service projects, delivery of customized training programs, and non-capital-based cooperation under industry-education integration co-construction frameworks.

Dalian Anruisen Special Gas Chemicals Co., Ltd., located in the Dalian High-Tech Industrial Development Zone, Liaoning Province, is a national high-tech enterprise specializing in the research and development, production, filling, analytical testing, and customized supply of electronic specialty gases, ultra-high-purity industrial gases, and functional chemicals. The company operates within the “electronic-specific material manufacturing” subsector (C3985) of the new materials industry and is currently in a phase of scaled growth. Its core business encompasses in-house purification, filling, analysis, and on-site gas supply system integration services for key electronic specialty gases—including electronic-grade nitrogen trifluoride (NF₃), tungsten hexafluoride (WF₆), and silane (SiH₄)—primarily targeting the integrated circuit (IC) manufacturing sector and supporting critical process steps such as etching and deposition at 12-inch wafer fabs. The company possesses mass-production capability for electronic specialty gases with purity up to 6N (99.9999%), underpinned by its proprietary “multi-stage adsorption–cryogenic distillation coupled purification process” and a technology system supported by 12 invention patents. It has established China’s first domestically developed industrial-scale WF₆ production line (300 tons/year) and independently developed online monitoring systems capable of detecting trace metal impurities (<10 ppt) and particulates (<1 particle/mL @ 0.1 μm), which have already been deployed at on-site gas supply stations of multiple leading wafer fabs. The company has obtained certification for the three major management systems—ISO 9001, ISO 14001, and ISO 45001—and holds the “Work Safety Production License,” “Hazardous Chemicals Business License,” and “Gas Cylinder Filling License.” Its core products have passed SEMI S2/S8 international safety certifications; certain production lines comply with the SEMI F57 purity control specification. As a principal drafting entity, the company participated in formulating the national standard GB/T 38377–2019 and led the development of the group standard T/CCSAS 033–2023. Representative achievements include: providing long-term, stable NF₃ supply to Semiconductor Manufacturing International Corporation (SMIC), Yangtze Memory Technologies Co., Ltd. (YMTC), and ChangXin Memory Technologies, Inc. (CXMT) (service duration exceeding five years); completing WF₆ qualification for SK Hynix’s Wuxi facility; and delivering the NF₃ on-site gas supply system for Singapore’s Fab23 project (annual supply volume exceeding 80 tons per project). The company maintains two major production bases in Dalian and Nantong on the Chinese mainland, as well as application technical support centers in Shanghai and Shenzhen. Its products are exported to nine countries, including South Korea, Japan, Vietnam, and Malaysia; overseas revenue accounted for 23.7% of total revenue in 2025. The company holds export qualifications for markets including the European Union and Southeast Asia and supports technology licensing plus engineering implementation, consortium collaboration, and cross-border EPC integrated delivery.

Dalian Tianxin Synthetic Fiber Technology Development Co., Ltd. is a high-tech enterprise specializing in the research, development, and application promotion of synthetic fibers and related new materials. Its industry classification is chemical fiber manufacturing (C2821). The company’s core business covers process optimization and customized development of functional polyester, modified polyester, and differentiated fibers. Based on the Dalian High-Tech Industrial Development Zone, the company has long served regional technical support and intermediate material supply needs within the synthetic fiber industrial chain, possessing capabilities to conduct fiber material adaptability R&D and technology transfer tailored to differentiated application scenarios. Leveraging continuously accumulated process expertise, the company has established stable technical pathways in structural design, performance modulation, and industrialization integration of functional fibers, enabling it to provide targeted material solutions for downstream sectors such as textiles, industrial fabrics, and composite materials. The company remains operational with a sound credit record—no administrative penalties, serious violations of law or untrustworthiness, or equity pledge information have been identified. Although no national or industry standards led by the company, authorized patents, or certification as a high-tech enterprise have been found, nor are there publicly disclosed large-scale production bases or representative cross-regional projects, the company demonstrates pragmatic collaborative foundations in localized technical responsiveness, rapid process iteration, and small-batch customization services. Potential collaboration focuses on practical scenarios including joint development of functional fibers, pilot-scale verification of modified polyester materials, application testing of differentiated fibers, and coordinated upgrading of regional industrial chains—suitable for industrial partners prioritizing technical adaptability, delivery flexibility, and localized support.

Dalian Amins Chemical Co., LTD., founded in June 2022, is located in Songmu Island Chemical Park, Puwan New District, Dalian.
The company is mainly engaged in the research and development, production and sales of special fatty amines. In accordance with the requirements of Dalian Municipal Government for the transformation and upgrading of chemical industry, the company strives to realize the transformation and upgrading of products, forming the advantages of fine technology, high value, wide demand and high profit of chemical products of the company, and upgrading the factory area to meet the production of special amine and methyl benzoic acid products. The implementation of the project will promote the development of the regional fine chemical industry to scale and deepen, effectively realize the integration and utilization of regional resources, truly drive the revitalization of the industry and the development of related industries, and inject new vitality into the revitalization of the old industrial base in Northeast China. After the completion of the project transformation, it is expected that the annual output of 37,000 tons of special fatty amine and 10,000 tons of methyl benzoic acid series products. Company will have a complete industrial chain and obvious market competitiveness, and will become the largest producer of n-octylamine and 3-ethoxypropylamine in Asia.

Dagong Shengyuan Smart Environmental Protection Technology (Luoyang) Co., Ltd. was established on July 1, 2021, with its registered address at No. 265, Kaiyuan Avenue, Guxiang Town, Luolong District, Luoyang City, Henan Province. Li Haitao is the legal representative. Its business scope includes:  
General Projects: R&D of harmless and resource-efficient utilization technologies for agricultural and forestry waste; R&D of energy recovery systems; technical consulting services for resource recycling and utilization; technical services, technical development, technical consulting, technical exchange, technology transfer, and technology promotion; manufacturing of bio-based materials; manufacturing of plastic products; processing of biomass fuels; R&D of resource regeneration and reuse technologies; installation services for general mechanical equipment; R&D of carbon emission reduction, carbon conversion, carbon capture, and carbon sequestration technologies; environmental protection consulting services; manufacturing of specialized environmental protection equipment; sales of agricultural and sideline products; internet sales (excluding goods requiring permits); acquisition of primary agricultural products (except for projects subject to mandatory approval, operations may be conducted independently in accordance with the business license, as permitted by law).  
Licensed Projects: Commercial urban domestic waste management services (projects subject to mandatory approval shall be conducted only after obtaining approval from relevant authorities; specific business items shall be determined according to official approval documents or licenses issued by competent authorities).  
Dagong Shengyuan Smart Environmental Protection Technology (Luoyang) Co., Ltd. has made external investments in three companies.

Dalian Tianlai Security Risk Management Technology Co., Ltd. is located in the Dalian High-Tech Industrial Development Zone, Liaoning Province. It is a technology service provider specializing in enterprise-level intelligent security risk identification, quantitative risk assessment, and compliance governance. The company operates within the information security technology services industry and is currently in the stage of large-scale application and promotion. Its core business targets security risk governance needs in coal chemical, petrochemical, fine chemical, and new materials sectors within the chemical industry, offering services including security risk data modeling, dynamic monitoring platform development, SaaS-based risk assessment, and resilience assessment support for supply chain disruption scenarios. Its “TL-RiskMaster” solution integrates rule engines, dynamic Bayesian networks, and lightweight knowledge graphs, supporting dual-track compatibility with GB/T 31821–2015 and ISO 31000:2018. The company has built a structured knowledge graph covering 17 types of equipment and 327 risk factors, and has deployed regional-level risk monitoring nodes in six national-level industrial parks, including the Dalian Pilot Free Trade Zone and the Shenyang China-Germany Equipment Manufacturing Park. The company holds three invention patents and 37 software copyrights. Its “Tianlai Enterprise Security Risk Intelligent Assessment Platform V4.2” has passed the compatibility verification for China’s Level-3 Cybersecurity Protection Standard conducted by the China Information Security Evaluation Center and has been selected as a pilot demonstration project under the Ministry of Industry and Information Technology’s 2024 Cybersecurity Technology Application Program. The company has obtained dual certifications for ISO 9001:2015 Quality Management Systems and ISO/IEC 27001:2022 Information Security Management Systems; it also holds a Grade-B qualification for confidential information system integration (risk assessment category) issued by the State Secrecy Bureau and a CMMI Level 3 appraisal certificate. Representative projects include continuously undertaking the People’s Bank of China Dalian Central Sub-Branch’s “Regional Operational Risk Stress Testing Support Project for Small and Medium-Sized Financial Institutions,” providing customized risk indicator databases and scenario simulation engines to 23 city commercial banks and rural credit cooperatives in Liaoning Province; and completing in 2023 the State Grid Liaoning Electric Power Co., Ltd.’s “Construction Project for Full-Life-Cycle Safety Risk Mapping of Transmission and Transformation Assets,” whose outcomes were incorporated into the “State Grid Corporation Digital Risk Control White Paper (2024).” Internationally, the company does not maintain overseas branches but has licensed its risk assessment algorithm modules to Singapore-based FinGuard Pte. Ltd. (Contract Registration No.: Liao Ke Mao Xu [2024] No. 089). Additionally, as the Chinese representative, it participates in the China-Japan-Korea “East Asia Resilience Framework (EARF)” Technical Working Group, providing methodological support for risk transmission modeling. Public records do not indicate direct involvement by the company in EPC general contracting, process package development, or integrated equipment manufacturing for chemical industry projects.

Dachaidan Leqing Technology Chemical Co., Ltd. was established on April 21, 2014, and is located in the Yinmaxia Industrial Park, Dachaidan Administrative Committee, Haixi Prefecture, Qinghai Province. The company primarily engages in the manufacturing of chemical raw materials and chemical products, producing dyes, H-acid monosodium salt, and other products. In September 2023, the company was selected as a candidate for commendation as an Outstanding Private Enterprise in Qinghai Province. As of 2024, the company has passed clean production audits and has invested a cumulative total of RMB 1,239,500 in water-saving and emission-reduction measures.  

The company’s business scope includes the production and sale of chemical products and dyes; in October 2023, fertilizer sales were added as a new business line. In July 2024, the company commenced Phase I of its annual 3,000-ton dispersed dye project, with an expected annual output of 600 tons of Disperse Yellow. As of February 2023, the company employed over 200 people, including 10 senior engineers. In September 2023, the company was included in the list of candidates for commendation as an Outstanding Private Enterprise in Qinghai Province. As of 2025, the company holds 5 trademark registrations, 11 patent registrations, and 7 qualification certificates. The company’s legal representative is Shao Jifu; as of 2025, the company has made external investments in four enterprises and exercises control over three enterprises. In 2019, the number of employees covered by social insurance was 191.

Dalian Taipingwan Ganghua Gas Co., Ltd. is a joint venture established by China Gas Smart Energy Co., Ltd. (1083.HK) and the Dalian Taipingwan Cooperative Innovation Zone Management Committee. The company is positioned as a regional urban gas franchised operator and integrated energy service provider, focusing on serving the Dalian Taipingwan Cooperative Innovation Zone and its surrounding areas. Its core businesses include pipeline natural gas transmission and distribution, end-user supply, installation and maintenance of gas facilities, development of distributed energy projects, and promotion services for new energy technologies, with emphasis on low-carbon energy infrastructure construction integrating gas, electricity, heat, and hydrogen (“gas–electricity–heat–hydrogen”) in a synergistic multi-energy system. Leveraging China Gas Energy’s over 30 years of urban gas operation experience and standardized management system, the company has completed and commissioned the first High-Pressure B (HP-B) pressure regulation station in the Taipingwan Port Area, along with Phase I of the associated medium-pressure pipeline network (gas supply commenced in October 2023), achieving full coverage of piped natural gas for key industrial parks, port operation zones, and resettlement communities. Currently, the company is advancing Phase II pipeline expansion and the construction of an LNG emergency peak-shaving and storage-distribution station (Project Filing No.: Liao Tai Fa Gai Bei [2024] No. 32), scheduled to commence operations in 2025. The company holds the “Gas Operation License” (License No.: Liao Ran Jing Zheng Zi [2023] No. 027) issued by the Liaoning Provincial Department of Housing and Urban-Rural Development, covering the entire Dalian Taipingwan Cooperative Innovation Zone. It has also obtained certification for the three major management systems—ISO 9001, ISO 14001, and ISO 45001 (Certificate No.: Q503230046R0M, valid until August 2026). Technologically, the company fully integrates into China Gas Energy’s unified platform, including intelligent inspection systems, SCADA remote monitoring platforms, and the “China Gas Smart Network” digital operation & maintenance system. For government platforms, industrial parks, port operating entities, and energy investors, the company offers cooperative opportunities in areas such as gas infrastructure investment and construction, multi-energy complementary integrated energy solutions, digitalized operation & maintenance outsourcing, and LNG emergency supply assurance.

Chifeng Shan Jin Yin Qian Co., Ltd. was established on May 24, 2011, with its registered address located in the Fenghuangshan Industrial Park, Balin Left Banner, Chifeng City, Inner Mongolia Autonomous Region. The company’s registered capital amounts to RMB 701 million and it is a provincial state-owned high-tech enterprise controlled by Shandong Gold Group Co., Ltd. The company primarily engages in non-ferrous metal smelting—including lead, gold, and silver—as well as the production of hazardous chemicals. Its annual production capacity stands at 100,000 tons of electrolytic lead, 120 kilograms of gold, and 150 tons of silver. It employs the “oxygen bottom-blowing smelting–bottom-blowing electric-thermal molten reduction–electrolytic refining” process system.

The company’s predecessor was the Chifeng Chaihulanzi Gold Mine, founded in 1983, which was incorporated into Shandong Gold Group in 2008. The Fenghuangshan Industrial Park project, completed and put into operation in 2014, involved a total investment of RMB 1.34 billion and was included in the national green mine directory in 2019. By applying circulating water electrochemical treatment, novel water-saving cooling towers, and cooling tower steam recovery technologies, the company reduced its water consumption per unit of electrolytic lead output to 3.18 m³/t, achieving an industrial water reuse rate of 99.7%; in 2024, it was recognized as a national water efficiency leader. The company has successively obtained certifications including National High-Tech Enterprise and Inner Mongolia Green Manufacturing Demonstration Unit. The Chifeng Shan Jin Yin Qian Co., Ltd. project adopts the “oxygen bottom-blowing smelting–bottom-blowing electric-thermal molten reduction–electrolytic refining” new technology—a domestically developed, independently intellectual property-protected process strongly promoted by the Chinese government—featuring advanced process technology, energy conservation, environmental protection, and high automation levels. Its designed annual production capacity includes 100,000 tons of electrolytic lead, 120,000 tons of sulfuric acid, 150 tons of silver, 120 kilograms of gold, 2,000 tons of copper sulfide, and 17,000 tons of zinc. The company places high importance on enterprise management, scientific and technological innovation, talent development, and environmental protection initiatives. With robust technical capabilities, it leads the nation in research and application of resin-loaded gold extraction technology and currently operates China’s largest-scale and most technologically advanced resin-loaded gold extraction mineral processing plant. In 2019, the company successfully entered the national green mine directory and has since received numerous honors, including National High-Tech Enterprise, Advanced Collective of China’s Gold Industry, Healthy Enterprise of the Inner Mongolia Autonomous Region, Level-II Standardized Construction Pilot Unit for Mineral Processing Plants in the Inner Mongolia Autonomous Region, “Standard-Leading Unit for High-Quality Development of China’s Mining Industry (2020 Annual),” and Vice-Chairman Unit of the Green Mine Promotion Conference.

Dalian Songhua Development and Construction Co., Ltd. is a limited liability company registered in the Songmu Island Chemical Industry Park of Dalian Puwan New Area, specializing in real estate development and operation as well as integrated engineering construction services. Its core business encompasses real estate development, construction of residential buildings, municipal public works construction, landscape greening project implementation, property management, and leasing of self-owned properties. Leveraging local industrial resources and regional development needs, the company provides integrated construction solutions tailored to supporting infrastructure for chemical industry parks and urban renewal initiatives in surrounding areas. The enterprise holds business registration qualifications for both real estate development and engineering construction, with its operational chain covering pre-development planning, engineering implementation, and post-construction operation and service phases. Publicly verifiable information currently available indicates that the company is listed as “in operation” within the industrial and commercial registration system, with Dalian Songhua Group Co., Ltd. as its sole shareholder—reflecting a stable equity structure and localized operational foundation. Although no real estate development enterprise qualification certificate or construction enterprise qualification certificate issued by the housing and urban-rural development authorities has been identified to date, its registered business scope explicitly includes multiple engineering construction and development activities, thereby confirming its legal status and business orientation for conducting such activities. No public reports, representative project disclosures, or risk records concerning the company have appeared to date in mainstream media, industry platforms, or judicial credit systems; overall, it exhibits characteristics typical of a compliantly operated and steadily developing market entity. Targeting government platforms, industrial parks, industrial investors, and professional service providers, the company is open to collaboration in areas including residential and public facility construction supporting chemical industry parks, renovation and upgrading of existing assets, and park property services—supporting diverse cooperation models such as customized development, entrusted construction, and joint operations.

Chifeng Ruiyang Chemical Co., Ltd. is a wholly owned subsidiary of Guizhou Zhongyida Co., Ltd. (A-share code: 600610; B-share code: 900906). The company is an autonomous region-level leading enterprise in agricultural and animal husbandry industrialization engaged in deep processing of corn, a seasoned research and development unit and professional manufacturer of polyols, and specializes in producing edible alcohol, pentaerythritol, trimethylolpropane, and other related products. The company is a national high-tech enterprise, a national green factory, an autonomous region-level science and technology leading enterprise, an autonomous region-level “specialized, refined, distinctive, and innovative” small and medium-sized enterprise, and an autonomous region-level intellectual property advantage enterprise. It hosts four autonomous region-level innovation platforms: an autonomous region-level enterprise technology center, an autonomous region-level polyol engineering technology research center, an autonomous region-level key laboratory for chemical new materials, and an autonomous region-level achievement transformation and demonstration base; one Chifeng Municipal Key Laboratory; and two institutional innovation platforms—the Polyol Chemical New Materials Innovation Center of Chifeng Ruiyang Chemical Co., Ltd. under the Inner Mongolia Institute of Shanghai Jiao Tong University, and the Eco-Friendly Materials Research Center of the State Key Laboratory for Efficient Utilization of Low- and Medium-Grade Phosphate Rock and Its Associated Resources. Its flagship product, pentaerythritol, boasts advantages including high technological content, diverse varieties, superior quality, and low cost, and is sold extensively in 41 developed countries and regions—including Europe, the United States, and Japan—as well as in 27 provinces and municipalities within China.

Dalian Smiler Electromechanical Equipment Co., Ltd. is located at Room 204, Government Cultural Comprehensive Building, No. 189, Shannantou Village, Heidao Town, Zhuanghe City, Liaoning Province. The company operates in the specialized equipment manufacturing sector—specifically, industrial automatic control system apparatus manufacturing (C3425)—and focuses on industrial automation control system integration and the R&D and manufacturing of intelligent electromechanical equipment. It is currently in a stage of scaled application and deepened regional market development. Its core business covers heavy industrial sectors including coal chemical industry, metallurgy, port logistics, and power energy, providing customized mechatronic solutions for bulk cargo terminal belt conveyor systems, mine belt transport lines, and power plant coal-handling systems. Its core competencies center on real-time closed-loop control algorithm development and engineering implementation under multi-variable coupled operating conditions; it possesses independent capabilities in design, complete set manufacturing, and technical service delivery for electro-hydraulic servo control systems, intelligent tension control equipment, and interference-resistant industrial fieldbus communication modules. Representative products include the SMC-series multi-axis synchronized tension controllers, SME-type high-response electro-hydraulic proportional valve groups, and adaptive deviation-correction systems for quay cranes’ trolleys. These products support the OPC UA protocol and are compatible with mainstream MES/SCADA platforms; their underlying hardware employs domestically developed Phytium processors and the Kylin operating system. The company holds ISO 9001:2015 and ISO 14001:2015 certifications, possesses the “Special Equipment Production License” (for installation, repair, and modification of lifting machinery), and has received factory approval from China Classification Society (CCS); some products have obtained CE certification (EN 61800-5-1:2017). It owns three invention patents, twelve utility model patents, and eight software copyrights. Representative projects include: delivering an intelligent belt conveyor tension regulation system to Anshan Iron and Steel Group’s Qidashan Iron Mine (covering eight main transport lines, reducing belt breakage incidents by 92%); completing the intelligent transformation of the coal-handling system at Huaneng Yingkou Power Plant (achieving 18.7% energy savings per system and receiving special support from Liaoning Province’s intelligent manufacturing program); and delivering the Phase II container terminal at Dalian Port. Internationally, the company conducts business primarily via equipment exports: in 2023, it supplied one customized electrical control system each to Hongji Port in Vietnam and Talahan Power Plant in Indonesia; international revenue accounts for approximately 6.3% of total revenue, and the company supports collaboration models combining technology licensing with engineering implementation.

Chifeng Chaihulanzi Gold Mining Co., Ltd. was established on September 29, 2003. Its registered address is Chaihulanzi Village, Chutoulang Town, Songshan District, Chifeng City, Inner Mongolia Autonomous Region. Ma Yinyu serves as its legal representative.  

Business scope:  
Permitted projects: Non-coal mine mineral resource extraction; road freight transport (excluding hazardous goods). (Projects subject to statutory approval may only be conducted upon approval by relevant authorities; specific business activities shall be carried out strictly in accordance with the approval documents or licenses issued by competent authorities.)  
General projects: Mineral washing and sorting processing; precious metal smelting; steel and iron smelting; smelting of common non-ferrous metals; ore beneficiation; sale of gold and silver products; sale of metallic ores; sale of non-metallic minerals and related products; processing of construction stone; sale of metal materials. (Except for projects requiring statutory approval, all other business activities shall be conducted independently and lawfully based on the business license.)  

Chifeng Chaihulanzi Gold Mining Co., Ltd. holds equity investment in one external company. Located within Chutoulang Town, Songshan District, Chifeng City, Inner Mongolia Autonomous Region—45 kilometers from downtown Chifeng—the company enjoys convenient transportation and operates as a modern gold mine integrating mining, ore beneficiation, and metallurgy. It is the first gold mine in the Inner Mongolia Autonomous Region capable of directly producing refined gold bullion.  

The company’s predecessor was the Chifeng Chaihulanzi Gold Mine, founded in 1983. By the end of 2008, its production capacity had reached 180 tons per day, with cumulative gold output exceeding five tons, generating substantial economic and social benefits. The enterprise has repeatedly been honored as an advanced unit at national, autonomous region, municipal, and district levels, receiving over 100 awards. In December 2008, after Shandong Gold Mining Co., Ltd. acquired the Chaihulanzi Gold Mine, production capacity was upgraded and expanded. A domestic-leading resin-based gold recovery ore beneficiation plant was constructed, achieving daily mining and beneficiation capacity exceeding 800 tons. Significant improvements have also been achieved in geological prospecting, occupational safety, energy conservation and emission reduction, and environmental remediation. The company’s current total assets amount to RMB 258 million, with proven geological reserves exceeding 15 tons. In 2011, it produced 600 kilograms of gold, generating operating revenue of RMB 197 million, reflecting robust and rapid enterprise development.  

The company adheres to the core values of “care, fairness, loyalty, and responsibility” and pursues the ultimate goal of “ensuring that as many individuals and as broad a range of stakeholders as possible benefit from the existence of Shandong Gold Group.” Committed to its “talent-driven enterprise” development strategy, the company has established platforms supporting talent growth and warmly welcomes graduates capable of adapting to the natural environment of the mining industry to join Shandong Gold Group and Chaihulanzi Gold Mine to jointly advance development initiatives.