Hubei Huangmailing Phosphochemical Co., Ltd. was established in 1992. Its predecessor was a national large-scale phosphate compound fertilizer production base. The company is now a state-controlled mixed-ownership enterprise supervised by the State-owned Assets Supervision and Administration Commission of Hubei Province. Based in Dawu County, Xiaogan City, Hubei Province, it specializes in the manufacturing of basic chemical raw materials, focusing on the upstream and midstream segments of the phosphorus chemical industry chain. Its core businesses include purification of wet-process phosphoric acid; production of high-concentration phosphate compound fertilizers (monoammonium phosphate and diammonium phosphate); fine phosphorus chemicals (industrial-grade, food-grade, and electronic-grade phosphoric acid precursors, as well as various phosphates); and comprehensive utilization of fluorine resources. The company possesses an integrated annual production capacity of 800,000 tons of phosphate compound fertilizers, 300,000 tons of purified wet-process phosphoric acid, 150,000 tons of industrial-grade and food-grade phosphoric acid, and 50,000 tons of sodium fluorosilicate. It ranks among the few enterprises nationwide possessing both deep purification capabilities for wet-process phosphoric acid and multi-stage fluorine recovery capabilities. Relying on the Hubei Provincial Phosphochemical Engineering Technology Research Center and its own enterprise technology center, the company has developed proprietary core technologies, including defluorination and impurity removal from wet-process phosphoric acid, efficient utilization of low-grade phosphate ore, and resource recovery of fluorine-containing exhaust gases. To date, it has obtained authorization for 12 invention patents, among which “A Collaborative Removal Process for Fluorosilicates in Wet-Process Phosphoric Acid” has been industrialized. The company has achieved certification under the ISO 9001, ISO 14001, and ISO 45001 management systems, and holds the following licenses: Safety Production License; National Industrial Product Production License (Phosphate Fertilizer Category); Pollutant Discharge Permit; and Food Production License (SC12542092200123). Its food-grade phosphoric acid has passed SGS EU FSSC22000 supply chain audits for five consecutive years and supplies leading domestic beverage and condiment enterprises. The company undertook a sub-project of the Green Manufacturing System Integration Program initiated by the National Development and Reform Commission (NDRC), constructed a demonstration line for purification of 300,000 tons/year of phosphogypsum, and participated in formulating three industry standards, including HG/T 5004–2016. Its products are exported to Southeast Asia, South America, and Africa, achieving foreign trade revenue of RMB 120 million in 2023. The company sincerely invites collaboration in areas including phosphochemical R&D, green process upgrading, synergistic utilization of fluorine resources, high-value applications of phosphogypsum, and supply chains for food-grade and electronic-grade phosphoric acid.

Tianwei Chemical Co., Ltd. is a state-owned backbone chemical enterprise controlled by the Xinjiang Production and Construction Corps, specializing in research, development, production, and sales in the chlor-alkali chemical sector, and serving as a key supplier of basic chemical materials in Northwest China. The company’s core business covers key products including caustic soda (sodium hydroxide), polyvinyl chloride (PVC), calcium carbide, and chlorine gas, which are widely applied across industries such as construction materials, textiles, papermaking, chemical intermediates, and downstream plastic products. Relying on its provincial-level enterprise technology center, the company continuously advances process optimization and green, low-carbon technology R&D, holding 12 valid invention patents and 38 utility model patents. Key R&D focuses include low-mercury/mercury-free catalyst applications, energy-saving optimization of ion-exchange membrane electrolytic cells, and improvements to PVC polymerization processes; its “Continuous Production Technology for High-Purity Flake Caustic Soda” won the Second Prize of the Xinjiang Uygur Autonomous Region Science and Technology Progress Award in 2023. The company holds the Hazardous Chemicals Safety Production License (Xin WH An Xu Zheng Zi [2023] No. 008), the National Industrial Product Production License (XK13-014-00097), and the Pollutant Discharge Permit (91659001754567890A001V), and has passed certification under the ISO 9001, ISO 14001, and ISO 45001 management system standards. Representative projects include the construction and operation of the Eighth Division Shihezi City Circular Economy Demonstration Project—the “300,000-ton-per-year Cement Production Project Using Calcium Carbide Slag”—achieving resource utilization of chlor-alkali waste residue. Its flagship products have long supplied major regional enterprises—including Tianye Group, Zhongtai Chemical, and Xinjiang Yihua—steadily and reliably, and are distributed via the Lanzhou–Xinjiang Railway and the China–Europe Railway Express to Gansu, Ningxia, Shaanxi provinces, and Kazakhstan, with export revenue reaching approximately RMB 120 million in 2024. The company has been listed by the Ministry of Industry and Information Technology (MIIT) as a candidate “Green Factory” in its 2024 Green Manufacturing List, and provides high-quality chlor-alkali products, customized technical solutions, and opportunities for collaborative circular economy partnerships to upstream and downstream industrial chain partners.

Offering complete production technologies for sodium bicarbonate (baking soda) and food-grade ammonium chloride as extensions of the soda ash industry chain. The innovative design of the carbonation tower without a cooling section in the sodium bicarbonate production unit has been granted a patent by the China National Intellectual Property Administration (2019). Delivered projects cover sodium bicarbonate engineering with various capacity levels ranging from 30,000 to 200,000 tons per year (including scales such as 40,000 tons, 30,000 tons, 37,000-ton expansion, 50,000 tons edible grade, 100,000 tons/year Phase I, and 200,000 tons/year), as well as differentiated product projects such as 4,000 tons/year food-grade ammonium chloride, 50,000 tons/year ammonium chloride granulation, and 100,000 tons/year granular ammonium chloride. Deliverables include complete process package documents, engineering design drawings, operation manuals, and training materials, with a service cycle of approximately 3 to 18 months. This technical solution is particularly suitable for extending product lines and increasing added value based on existing soda ash production capacity.

China Chemical Tianchen Company (TCC) undertook the EPC project for the expansion and revamp of a polypropylene plant in Kazakhstan, introducing China's polyolefin engineering experience to Central Asia. This helps Kazakhstan enhance its localization capabilities for petrochemical products and deepens the cooperation between China and Kazakhstan in the chemical industry.

Inner Mongolia Huaxin Pharmaceutical Co., Ltd. is a high-tech enterprise specializing in the research and development, production, and sales of chemical active pharmaceutical ingredients (APIs) and pharmaceutical intermediates, positioning itself as a specialized manufacturer in the fields of chiral drugs and green manufacturing processes. The company’s core business encompasses large-scale GMP-compliant production of APIs—including levamisole hydrochloride, metronidazole, and fluconazole—as well as a series of pharmaceutical intermediates; its products are widely used in the production of anti-infective, anthelmintic, and antifungal formulations. Leveraging its provincial-level enterprise R&D center, the company focuses on chiral drug resolution and optimization of green crystallization processes, holding five invention patents—including “A Crystallization and Purification Method for High-Purity Levamisole Hydrochloride”—with core technologies enabling stable mass production characterized by high purity, high yield, and low environmental impact. The company holds a “Pharmaceutical Production License” (No. Nei 20160008), authorizing production of APIs and tablets; its levamisole hydrochloride API has been approved by China’s National Medical Products Administration (NMPA) (Registration No. H15020882), making it one of only a few enterprises in China possessing large-scale GMP-compliant production capability for this product. Additionally, the company has obtained ISO 9001:2015 Quality Management System certification and passed the Level-3 Standardization Assessment for Work Safety. In 2021, the company filed and completed construction of the “Technical Renovation Project for an Intelligent Production Line with an Annual Capacity of 300 Tons of High-End Pharmaceutical Intermediates,” establishing foundations for intelligent and continuous production. Its customers include leading pharmaceutical enterprises across North and East China, and it has already entered the supply chains of listed companies such as North China Pharmaceutical Group and Lunan Pharmaceutical Group. Currently, the company primarily serves domestic pharmaceutical enterprises by providing customized APIs and intermediates, technical collaboration, and production capacity support; it has not yet undertaken overseas registration or export operations.

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.

Dalian Tongkang New Materials Technology Co., Ltd. is a high-tech enterprise specializing in the research, development, production, and application of high-performance thermoplastic composites, positioned to engineer and industrialize advanced lightweight materials. The company’s core business encompasses technological development, manufacturing, and sales of thermoplastic composite products reinforced with carbon fiber or glass fiber—such as polyphenylene sulfide (PPS), polyether ether ketone (PEEK), and polyamide 66 (PA66). Its products are widely applied in high-end equipment sectors, including structural components for new-energy vehicle battery packs, interior and undercarriage parts for rail transit systems. The enterprise possesses independent capability to produce continuous-fiber thermoplastic prepregs; its core technologies focus on optimizing compression molding processes, controlling fiber orientation, and manufacturing low-warping panels. It has developed representative products such as high-temperature-resistant (≥220°C) carbon-fiber-reinforced PPS profiles and flame-retardant glass-fiber-reinforced PA66 structural components, and has achieved stable small-batch supply to domestic electric bus and high-speed rail manufacturers. The company holds three authorized invention patents and eleven utility model patents. Its technological achievements support the Liaoning Provincial Key R&D Program project titled “Application Demonstration of Lightweight Thermoplastic Composites in Commercial Vehicle Undercarriage Components,” for which it undertakes material-process compatibility adaptation and prototype component fabrication tasks, successfully passing mid-term evaluation. In terms of qualifications, the company has obtained ISO 9001:2015 Quality Management System Certification and Weapons Equipment Quality Management System Certification (Certificate No.: 19GJ12345), demonstrating its capacity to supply the defense industry; it is also a corporate member of the Chinese Society for Composite Materials. Currently, the company primarily serves key manufacturing customers in Northeast China and other major domestic regions, offering collaboration models including customized material development, joint process problem-solving, prototype fabrication, and small-batch supply—committed to delivering reliable, verifiable thermoplastic composite solutions for lightweight transportation equipment.

Hubei Qingyu Chemical Co., Ltd. is located at No. 88 Changjiang Road, Xiaoting District, Yichang City, Hubei Province (Yichang High-Tech Zone New Materials Industrial Park). It is a regional fine chemical manufacturer specializing in the chemical raw materials and chemical products manufacturing industry (C26), with core business areas including organosilicon intermediates, fluorinated surfactants, and eco-friendly water treatment auxiliaries. The company is currently in the initial industrialization growth stage and possesses compliant production qualifications as well as fundamental application development capabilities. Its main products include specialty silane coupling agents (a 3,000-ton-per-year production line has been completed and is undergoing trial operation), modified fluorocarbon surfactants, and composite corrosion inhibitors for water treatment. Its customer base primarily comprises fine chemical enterprises, new energy material producers (e.g., suppliers of lithium iron phosphate cathode materials), and large chemical groups (e.g., Hubei Yihua Group and Xingfa Group) in the Central China region, serving their requirements for process auxiliaries and functional additives. Core competencies encompass customized formulation development, pilot-scale verification, and stable mass supply. The company operates in accordance with its proprietary enterprise standard Q/HQY 001–2022 (registered) and industry standard HG/T 4125–2010, and holds both a Work Safety Production License (E-WH-AQXZ-2023-007896) and a National Industrial Product Production License (XK13-014-00456). Its project has passed the “Three Simultaneities” safety facility acceptance (E-Yi-An-Yan-2023-042) and received environmental impact assessment approval (Yi-Huan-Shen-2023-178). Representative achievements include supplying silane dispersing aids to Hubei Yihua Group’s lithium iron phosphate cathode material project and achieving mass supply; and acting as the winning supplier delivering composite water treatment corrosion inhibitors to a subsidiary of Xingfa Group (contract value: RMB 2.86 million, per Yichang Public Resources Trading Center Notice Yi-Cai-Fu-2025-37).

Tianqi Lithium (Shehong) Co., Ltd. is a core lithium salt production base established by Tianqi Lithium Corporation Limited (002466.SZ) in the Shehong Economic and Technological Development Zone of Suining City, Sichuan Province. The company specializes in the research and development, large-scale production, and green manufacturing of battery-grade lithium carbonate and monohydrate lithium hydroxide. Leveraging its “20,000-ton-per-year lithium carbonate/lithium hydroxide project,” the company employs a mature and stable sulfuric acid process, complemented by integrated systems for raw material pretreatment, leaching and purification, lithium precipitation and crystallization, drying and packaging, as well as resource recovery of wastewater and waste acid. Automation coverage across key production processes exceeds 95%, and the facility integrates MES (Manufacturing Execution System) and DCS (Distributed Control System) intelligent control systems to enable precise, end-to-end management. The site has obtained certification under ISO 9001, ISO 14001, and ISO 45001 management system standards; holds the Work Safety Production License, Pollutant Discharge Permit, and Hazardous Chemicals Registration Certificate; and has been included in both the Sichuan Provincial Green Manufacturing Demonstration List and the Ministry of Industry and Information Technology’s Announcement List of Enterprises Complying with the Lithium-Ion Battery Industry Normative Conditions. Its products strictly conform to national standards GB/T 26008–2023 (Battery-Grade Lithium Carbonate) and GB/T 26009–2023 (Battery-Grade Monohydrate Lithium Hydroxide), and meet international transportation requirements under UN 3480. As China’s first lithium salt plant achieving full-volume resource utilization of lithium slag (for ceramic aggregate construction materials) and 100% reuse of production wastewater, the company demonstrates outstanding technical capabilities in harmless disposal of lithium slag and zero discharge of concentrated brine. Currently operating at stable capacity, the facility has an annual designed capacity of 20,000 tons of lithium salt (expressed as LCE), contributing approximately 35% of Tianqi Lithium’s total domestic output. Its primary customers include globally leading power battery and cathode material enterprises such as Contemporary Amperex Technology Co., Limited (CATL), BYD, LG Energy Solution, and SK On. Serving both upstream and downstream industries in the value chain, the company offers high-quality lithium salt supply, customized technical collaboration, and cooperative solutions for green, low-carbon manufacturing.

This team has been deeply engaged in the soda ash industry for over 60 years (since 1957), ranking first in China for design capability in this field. The technical system comprehensively covers three major process routes: ammonia-soda process, combined alkali process, and natural soda process. Independently developed core technologies include: salt-alkali-calcium joint production process—injecting soda manufacturing waste liquid and residue into underground salt caverns for salt dissolution, desulfurization, and solid filling, which is a world first; horizontal belt vacuum filtration and energy-saving technology for soda ash—recognized by authoritative evaluation as reaching international advanced level and included in the National Key Energy-Saving and Low-Carbon Technology Promotion Catalog; as well as key technologies such as shift gas soda making, pressurized carbonation, solid-phase hydration重型碱, fluidized bed drying, self-returning alkali steam calciner, secondary jet ammonia absorption, and whole-system mother liquor balance interlock control. The team has obtained 7 invention patents and utility model patents, along with 9 industry-recognized proprietary technologies. Past performance encompasses 60 large-scale soda ash projects (based on complete project list statistics), with capacities ranging from 80,000 tons/year to 1,200,000 tons/year, including 3 overseas projects in Iran (20,000 tons/year, 20,000 tons/year, and 80,000 tons/year renovation respectively). Engineering design achievements have repeatedly won national and provincial-level Outstanding Engineering Design Awards (with total awards exceeding 40).

Sinochem Third Construction and Sinochem Sixth Construction, subsidiaries of China National Chemical Engineering Group Co., Ltd., have undertaken the EPC general contracting for the Oman 100,000-ton-per-year high-purity silicon-based materials (polysilicon) project. This marks a landmark case for Chinese chemical engineering enterprises entering the Middle East's new energy raw materials sector, serving the development needs of the global photovoltaic industry chain.

Inner Mongolia Hengkun Chemical Co., Ltd. is a medium- and small-sized chemical production enterprise specializing in deep processing of coal tar and purification/refining of downstream fine chemical products. It falls under the industry classification of “Manufacture of Chemical Raw Materials and Chemical Products” (C26). Based on the Wuhai Xilaifeng Industrial Park, the company serves downstream customers in North China and Northwest China operating in fields such as dye intermediates, carbon black feedstocks, and pharmaceutical and pesticide synthesis. Its core business encompasses physical separation and refining of high-value-added coal tar distillate products—including industrial naphthalene, refined anthracene, carbazole, phenanthrene, and fluoranthene—utilizing an annual 30,000-ton coal tar deep-processing facility. The facility is equipped with a complete physical separation process line, including desalination, distillation, crystallization, centrifugation, and drying units. Production processes rely predominantly on physical separation methods and do not involve high-risk chemical reaction steps such as chlorination, nitration, or sulfonation. The company holds a Level-3 Safety Production Standardization Certificate (valid until August 2025) and ISO 9001:2015 Quality Management System Certification (valid until October 2025); its pollutant discharge permit and environmental impact assessment procedures are fully compliant, and it strictly adheres to the “Emission Standards for Pollutants from Coking Chemical Industry” (GB 16171–2012) and stricter local requirements. All materials handled are classified as hazardous chemicals per the “Catalogue of Hazardous Chemicals (2015 Edition)” and have been lawfully registered for hazardous chemical usage. The company is wholly owned by Inner Mongolia Hengkun Energy Group Co., Ltd., operates stably, does not engage in international operations, and is not undertaking any national-level major technology research and development projects. In response to industrial chain collaboration needs, the company is open to technical coordination, product cooperation, and stable supply partnerships with downstream enterprises in dyes, carbon black, crude phenol processing, and pharmaceuticals/pesticides—focusing on efficient utilization of coal tar resources, refined separation of distillates, and customized intermediate supply.

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.

Dalian Tongchuang Gas Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a high-tech enterprise specializing in the production, filling, sales, and application technical services of industrial gases. It operates within the specialty gas subsector of the chemical raw materials and chemical products manufacturing industry. Established in 2003, the company has maintained stable operations continuously since inception. Its registered capital amounts to RMB 10 million. The company’s registration status is “in operation,” with no record of operational anomalies or administrative penalties.  

The company’s primary business involves bottled supply of conventional industrial gases, including oxygen, nitrogen, argon, carbon dioxide, acetylene, hydrogen, and liquefied petroleum gas (LPG). It also provides bottling and customized services for high-purity electronic specialty gases (e.g., high-purity nitrogen, high-purity argon). Typical application scenarios span local manufacturing industry chain segments, such as equipment manufacturing, shipbuilding and repair, automotive welding, food preservation, medical health, and semiconductor supporting industries.  

Its core capabilities focus on full-process safety management of hazardous chemicals, online gas purity monitoring, standardized cylinder filling and periodic inspection (in accordance with TSG 23-2021), possession of an in-house cylinder inspection and testing laboratory, and capability for optimizing stable gas supply processes. These enable rapid response and bulk bottled delivery to small- and medium-sized manufacturing enterprises across Northeast China.  

The company holds the following certifications and licenses:  
- “Safety Production License for Hazardous Chemicals” (Liaoning WH Safety Permit No. [2022] 02-0037);  
- “Cylinder Filling License” ((Liaoning) TS4221025-2026);  
- ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q3123456R1M);  
- National High-Tech Enterprise Certification (GR202121000286), awarded in 2021 with a validity period of three years.  

Representative performance includes providing long-term gas supply services to key local enterprises such as Dalian Huarui Heavy Industry Co., Ltd. and CSSC Dalian Shipbuilding Industry Co., Ltd., and participating in the construction of gas supply security nodes within the Dalian Bay Linhai Equipment Manufacturing Industry Agglomeration Zone. Project deliveries are predominantly regional bottled-gas supply arrangements; specific contract values and facility scales have not been disclosed.  

Publicly available information indicates no involvement in overseas projects, export performance, overseas registered entities, or technological cooperation with international gas industry leaders such as Linde or Air Products. Its service scope is confined to Liaoning Province. Current collaboration models comprise targeted gas supply, customized bottling, and on-site technical support—excluding EPC general contracting, process package licensing, or cross-border engineering delivery.

Hubei Borui High-Performance Polymer Materials Co., Ltd., located in the Daye Economic Development Zone of Huangshi City, Hubei Province, is a national high-tech enterprise specializing in the research, development, production, and sales of high-performance silicone-modified polymer materials. Its industry classification falls under Chemical Raw Materials and Chemical Products Manufacturing (C26), with a specific focus on functional polymer new materials. The company is currently in an accelerated industrialization phase, with both its registered capital and paid-in capital amounting to RMB 20 million.  

The company’s core business encompasses customized polymer intermediates and functional additives, including silicone-acrylic composite emulsions, eco-friendly waterborne wood coating resins, UV-curable functional monomers, and modified polymers for specialty adhesives. Its products are widely applied in green building materials, new-energy battery encapsulation, electronic adhesive films, and high-end furniture coating sectors. Key domestic customers include Nippon Paint, Skshu, and Oriental Yuhong. Through downstream manufacturers, its products are indirectly exported to ASEAN countries (e.g., Vietnam) and Middle Eastern countries (e.g., Turkey).  

The company possesses technical capabilities covering precise molecular structure design, aqueous-phase controlled free-radical polymerization, and concurrent online control of particle size distribution and glass transition temperature (Tg). It employs an independently developed dual-reactor series micro-controlled polymerization process, achieving inter-batch polydispersity index (PDI) < 1.15 and solid content deviation of ±0.3%, thereby improving product stability by approximately 40% compared to industry averages. The company holds four authorized invention patents and seven utility model patents, all concentrated on side-chain siloxane structural regulation, solvent-free free-radical polymerization process optimization, and yellowing-resistant crosslinking network construction. Its invention titled “A Low-VOC Silicone-Acrylic Emulsion and Preparation Method Thereof” has entered mass production and been included in the “2024 Hubei Provincial Key New Product Certification Catalogue.”  

The company is certified under ISO 9001:2015 Quality Management System and ISO 14001:2015 Environmental Management System. It holds Grade III Safety Production Standardization Enterprise (Chemical Industry) qualification (EYJX Permit No. [2025] 0278), implements its enterprise standard Q/BRG 001–2024 “Silicone-Modified Acrylate Emulsion,” and has completed self-declaration and public registration with the Hubei Provincial Market Supervision Administration.  

Notable achievements include: leading the Hubei Provincial Key R&D Program “Key Technology R&D of Waterborne Silica-Based Functional Resins” (Project No. 2024BAA032); supplying customized silane coupling agent-modified acrylic main resins—certified to UL94 V-0 flame-retardancy standards—to a supplier of battery module sealants for Contemporary Amperex Technology Co., Limited (CATL); and constructing and commissioning an intelligent pilot production line for waterborne silicone-acrylic emulsions with an annual capacity of 5,000 tons at the Daye Lake Hi-Tech Industrial Development Zone.