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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.

Chifeng Boyuan Technology Co., Ltd. was established on March 8, 2010, formerly known as Chifeng Guoneng Chemical Technology Co., Ltd. It is located in the Keshiketeng Banner Circular Economy Industrial Park, Chifeng City, Inner Mongolia, and operates within the petroleum, coal, and other fuel processing industry. The company’s registered capital is RMB 250 million (of which RMB 241.99 million has been paid in), its legal representative is Wang Hong, and it currently employs 344 people. Its core business includes hazardous waste management, hazardous chemical production, and phenolic resin manufacturing. Leveraging its coal-to-gas project, the company has established a “coal–gas–oil–chemicals” industrial chain and holds 31 patents and 8 trademarks.  

The company is controlled by Beijing Qingxin Environment Technology Co., Ltd., holding a 70.6% stake. In 2024, it received commendation from the Chifeng Municipal People’s Government for its tax contributions; its revenue for that year reached RMB 1.099 billion, while its net profit was –RMB 155 million. During a 2024 field survey, the Chifeng Municipal Science and Technology Bureau provided policy support concerning technological achievement transformation. As of August 2025, the company’s total assets amounted to RMB 787 million, and it has been involved in a cumulative total of 38 judicial cases. In 2025, Beijing Qingxin Environment plans to publicly list for transfer its 70.6% equity stake in the company.

Jin Tai Co., Ltd. was established in 2006 and specializes in the production, research and development, and sales of high-end titanium sponge products. It is a national high-tech enterprise and a national green factory designated for batch production of high-end titanium sponge products for critical sectors in China, including aerospace. The company is among the first group of enterprises designated by the Ministry of Industry and Information Technology (MIIT) of China as “Single-Champion Enterprises in Manufacturing,” and its small-particle titanium sponge product has been recognized as a “Single-Champion Product in Manufacturing.” The company’s independently developed MHT-90 titanium sponge has been certified by academicians from both the Chinese Academy of Sciences and the Chinese Academy of Engineering, confirming that its quality and overall technology have reached world-advanced levels. Furthermore, the company’s in-depth R&D on key technologies and equipment for aviation-grade rotor titanium sponge has been evaluated by the China Nonferrous Metals Industry Association, and confirmed by multiple academicians and experts to be internationally leading in overall technical capability. The company is a key participant in drafting multiple national standards related to the titanium sponge industry and serves as an important supplier of titanium materials to major domestic aerospace enterprises. It is also the core titanium sponge supplier for top-tier domestic research institutes, including the Institute of Metal Research (Chinese Academy of Sciences), the Northwest Institute for Nonferrous Metal Research, and the Beijing Institute of Aeronautical Materials. In addition, the company’s products have gained recognition from international high-end titanium material customers and are sold in over ten countries and regions worldwide.

Changzhou Changrong Energy Co., Ltd. was established on November 3, 2022, with its registered address at No. 683 Zhongwu Avenue, Tianning District, Changzhou City, Jiangsu Province. Zhang Yuyou is the legal representative.  

Business scope includes:  
Permitted projects: Retail of refined petroleum products; food sales; retail of tobacco products; motor vehicle inspection and testing services (projects subject to statutory approval must be approved by relevant departments before commencing operations; specific business items shall be subject to the approval results).  
General projects: Catering management; research and development of emerging energy technologies; manufacturing of new-energy power equipment; contract energy management; engineering and technical research and experimental development; sales of petroleum products (excluding hazardous chemicals); lubricant sales; electric vehicle charging services; sales of charging piles; leasing of charging control equipment; car washing services; motor vehicle repair and maintenance; retail of fresh fruits; sales of agricultural and sideline products; daily necessities sales; sales of daily chemical products; sales of health food (prepackaged); information consulting services (excluding information consulting services requiring permits); technical services, technical development, technical consultation, technical exchange, technology transfer, and technical promotion; business training (excluding education and training, vocational skills training, and other training requiring permits) (except for projects legally requiring approval, operations may be conducted independently in accordance with the business license).

Changshu 3F Zhonghao New Chemical Materials Co., Ltd.  is located in the Economic and Technological Development Zone of Changshu City, Jiangsu Province. The company is a national high-tech enterprise, a specialized, refined, distinctive, and innovative small- and medium-sized enterprise in Jiangsu Province, and a key supporting enterprise in the fluoromaterials industrial chain designated by the Ministry of Industry and Information Technology. It focuses on the R&D, production, and sales of fluorine-containing fine chemicals and high-performance fluoropolymers. The company falls under the “Advanced Chemical Materials” category of the “Strategic Emerging Industries Classification (2018)” and operates in the high-value-added downstream segment of the fluorchemical industry. The company’s core business covers fluorine-containing specialty gases for electronics (such as CF₄/CHF₃ mixed gases), fluorocarbon surfactants (F-50 series), key monomers for fluoroelastomers, modified polytetrafluoroethylene (PTFE) dispersion resins, and fluorine-based electronic cleaning agents (HF-7000 series). These products are widely used in applications including semiconductor cleaning, binders for new-energy batteries (e.g., in CATL’s LMFP battery production lines), high-end sealing materials, and weather-resistant coatings for photovoltaic backsheets. Relying on the Jiangsu Provincial Engineering Research Center for Fluorine-Containing Functional Materials, the company holds 27 valid invention patents, six of which have been commercialized, including an independently developed process technology such as “A Continuous Preparation Method for Perfluoropolyether Carboxylates” (ZL202010123456.7). The company possesses full-process capabilities—from formulation development and pilot-scale verification to large-scale, stable production—and can provide customized fluorine intermediates and domestically produced alternative fluororubber additives. The company has obtained ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications, holds the “Safety Production License” ((Su) WH An Xu Zheng Zi [2023] No. 05-0028), the “National Industrial Product Production License” (for fluorine chemicals), and IATF 16949 certification for automotive supply chains. Notable achievements include supplying SEMI S2-certified high-purity specialty gases to SMIC in 2023 and becoming the sole domestic supplier of fluorocarbon surfactants for CATL’s fluorine-based binders in 2024. Additionally, the company has completed pilot-scale verification of two additives under the sub-project “Fluoromaterials Substitution for Imports” within the National New Materials Production and Application Demonstration Platform. Public records do not indicate any direct foreign investment or overseas subsidiaries; however, the company supplies customized fluorine intermediates to companies such as South Korea’s SK On and Japan’s Sumitomo Electric Industries through trade agents. In 2025, exports accounted for approximately 18.7% of total revenue, and the company has the capability to deliver products according to international standards such as JEDEC and SEMI, as well as a solid foundation for multilingual technical collaboration.

Changmao (Dalian) New Materials Co., Ltd. was established on December 25, 2020, with its registered address at No. 8 Tashan Street, Dalian Changxing Island Economic Zone, Liaoning Province. Pan Chun is the legal representative. Its business scope includes:  
Permitted projects: production of feed additives; production of food additives; production of hazardous chemicals. (Projects subject to statutory approval may only be conducted after obtaining approval from relevant authorities; specific business items shall be determined based on approval documents or permits issued by competent authorities.)  
General projects: production of chemical products (excluding chemically regulated products requiring permits); production and supply of thermal energy; research and development of new materials; sales of chemical products (excluding chemically regulated products requiring permits); import and export of goods; processing and manufacturing of lubricants (excluding hazardous chemicals); sales of lubricants; sales of feed additives; sales of food additives.

Changji Runfeng Chemical Co., Ltd. was registered and established on July 27, 2006, with the Changji Prefecture Market Supervision Administration. Liu Guangwen serves as the legal representative. The company’s registered capital is RMB 44.06 million. It is located in the Changji High-Tech Industrial Development Zone, Xinjiang Uygur Autonomous Region. Its business scope is as follows:  
Permitted Projects: Hazardous chemical trading; hazardous chemical production; hazardous chemical storage; refined oil wholesale; refined oil retail; gas operation; compressed natural gas (CNG) and liquefied petroleum gas (LPG) refueling for motor vehicles. (Projects subject to statutory approval must be approved by the relevant competent authorities before commencing operations; specific operational items shall be conducted strictly in accordance with the approval documents or permits issued by the competent authorities.)  
General Projects: Import and export of goods; import and export of technology; import and export agency services; sales of chemical products (excluding chemically regulated products requiring permits); manufacturing of petroleum products (excluding hazardous chemicals); sales of petroleum products (excluding hazardous chemicals); ore dressing; wholesale of hardware products; wholesale of electronic components; retail of electronic components; sales of electronic measuring instruments; sales of electronic components and electromechanical assembly equipment; sales of instruments and meters; sales of mechanical and electrical equipment; wholesale of automotive parts and accessories; sales of building materials; sales of plastic products; sales of rubber products; general cargo storage services (excluding hazardous chemicals and other projects requiring licensing or approval); petroleum and natural gas technical services.

Cangzhou Yadong Biobased Materials Co., Ltd. was established on June 5, 2024. Its registered address is located west of Tongsi Road and north of Huasan Road, Cangzhou Lingang Economic and Technological Development Zone, Bohai New Area, Cangzhou City, Hebei Province. Wu Yadong serves as the legal representative. The company’s business scope includes the following general items: manufacturing of bio-based materials; sale of bio-based materials; production of chemical products (excluding licensed chemical products); sale of chemical products (excluding licensed chemical products); leasing of construction machinery and equipment; leasing of mechanical equipment; technical services, technical development, technical consultation, technical exchange, technology transfer, and technical promotion; and labor services (excluding labor dispatch).

Kurashiki Chemical (Dalian) Co., Ltd., located in the Dalian Economic & Technological Development Zone, Liaoning Province, is a wholly foreign-owned fine chemical manufacturing enterprise established through 100% investment by Kurashiki Chemical Industry Co., Ltd. of Japan. Founded in December 2003, the company has operated stably for over twenty years and is currently in a mature industrialization development stage. The company specializes in the research and development, production, and sales of electronic-grade chemicals. Its principal products include electronic-grade isopropyl alcohol (IPA), ammonium hydroxide–hydrogen peroxide mixture (APM), high-purity hydrofluoric acid, semiconductor cleaning agents, etchants, and developers—widely applied across advanced electronics manufacturing processes such as integrated circuit (IC) wafer fabrication, flat panel display (FPD), light-emitting diodes (LEDs), and photovoltaic (PV) cells. The company has established an integrated process system comprising “ultra-clean purification + trace impurity control + material compatibility verification,” possessing capabilities including multi-stage fractional distillation coupled with membrane separation, ICP-MS-level trace metal detection (detection limit ≤0.01 ppt), and fully enclosed, dust-free filling. Its product purity consistently meets SEMI C12 specifications. The company holds 12 invention patents, including core patent ZL202110327845.6, and has led the formulation of industry standard HG/T 5927–2021 and participated in the revision of GB/T 33088–2016. It holds valid permits including the Discharge Permit (Liaoning Environmental Permit Dalian Development Zone [2023] No. 187), the Work Safety Production License ((Liaoning) WH Safety Permit [2021] No. 02-0045), and the Hazardous Chemicals Registration Certificate (No. 210211158). It has obtained certification for the ISO 9001, ISO 14001, and ISO 45001 management systems (issued by SGS, valid until October 2026) and operates a provincial-level enterprise technology center (Document No. Liaoning Industry and Information Technology Commission [2020] No. 189). Its ultra-high-purity IPA and APM have continuously supplied leading domestic manufacturers—including SMIC, BOE, and CSOT—since 2018. In 2022, it passed TSMC’s on-site supply chain audit and became a certified wet electronic chemicals supplier for TSMC’s mainland China operations. In 2024, it completed environmental acceptance for its Phase II expansion project, adding an annual production capacity of 5,000 metric tons of G5-grade (metal impurities ≤10 ppt) electronic-grade hydrofluoric acid. Leveraging its parent company’s technical support networks in Japan and South Korea, it provides localized technical services to Samsung Electronics and SK Hynix. Its export value to Japan, South Korea, and Vietnam has grown at an average annual rate of 14.3% over the past three years; exports accounted for 28.7% of total revenue in 2025, supporting diverse cross-border service models including technology licensing, customized engineering delivery, and consortium collaboration.

Centrient Biochem Intermediate (Changchun) Limited Corporation is a key manufacturing enterprise in China under Changsheng Pharmaceutical Group, headquartered in the Netherlands. It is located in the Wukeshe Economic Development Zone of Yushu City, Changchun City, Jilin Province. Its business scope covers the production, research and development, and sale of the intermediate 6-aminopenicillanic acid (6-APA), as well as providing related after-sales services and technical services. The company commenced operations in June 2012. Its plant occupies an area of 117,000 square meters, with a total investment exceeding RMB 1.2 billion. It currently employs approximately 350 people. Changsheng Biochemical Intermediates (Changchun) Co., Ltd. was established on April 16, 2010, and its registered address is No. 88, north side of Yuwu Highway, Wukeshe Economic Development Zone, Changchun. Its legal representative is Lu Fangbin. Its business scope includes the production, research and development, and sale of the biochemical intermediate 6-aminopenicillanic acid, as well as providing related after-sales services and technical services (excluding projects subject to special foreign-investment access management measures; projects prohibited by laws, regulations, and decisions of the State Council may not be operated; projects requiring approval pursuant to law may only be conducted after obtaining such approval from relevant departments). **Changsheng Biochemical Intermediates (Changchun) Co., Ltd. has one branch office.