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Eckert Silicones (Guangdong) Co., Ltd., located in the Zhuxi New Materials Cluster Zone, Xinhui District, Jiangmen City, Guangdong Province, is a wholly foreign-owned manufacturing and R&D enterprise established in China by Norway’s ECKERT Group (affiliated with China Baowu Steel Group). Founded in 2019 and commencing production in 2021, the company has a registered capital of 150 million U.S. dollars and is currently in the stage of scaling up production and deepening technology localization. It serves as a key manufacturing and R&D hub for ECKERT’s global silicone strategy in the Asia-Pacific region. The company’s core business encompasses the production of methylchlorosilane monomers, high-value-added silicone intermediates (such as DMC, D4, and MM), as well as the R&D, manufacturing, and sales of specialty silicon oils, silicone resins, and base rubber for silicone elastomers. Its products are extensively applied in niche markets including new-energy vehicle battery encapsulation, sealing of photovoltaic modules, protection of 5G communication devices, medical-grade elastomers, and energy-efficient materials for green buildings. The company’s core technologies cover critical process steps such as highly selective fluidized-bed catalytic synthesis, closed-loop cracking and reuse of low-boiling byproducts, and resourceful treatment of chlorine-containing byproducts. The monomer unit achieves a chloromethane recycling rate exceeding 99.2%. The company holds 17 Chinese authorized invention patents (the most recent authorization date being November 12, 2025), and it has spearheaded the development of one national standard and two industry standards. It operates a CNAS-accredited silicone analysis laboratory and has established a “three-in-one” collaborative mechanism with the R&D center in Oslo, Norway, and the Shanghai Application Technology Center. The company has obtained ISO 9001, ISO 14001, and ISO 45001 management system certifications, holds the “Safety Production License” (Guangdong WH An Xu Zheng Zi [2022] No. 000608), the “National Industrial Product Production License” (XK13-014-00017), and the IATF 16949 certification for the automotive supply chain (certificate number: 0362253, valid until April 2027). Notable achievements include providing customized potting compounds and interface thermal conductive materials solutions for CATL, BYD, LONGi Green Energy, and SMIC. In 2024, the company completed and began mass-supplying China’s first 10,000-ton-scale low-VOC silicone sealant production line for photovoltaic applications. Moreover, its “flame-retardant addition-type liquid silicone rubber for new-energy vehicle power batteries” was included in the 2024 Guangdong Provincial Catalogue of Key High-Tech Products Supported by the Province. The company’s business covers markets in mainland China, Japan, South Korea, Southeast Asia, and Europe; approximately 35% of its production capacity is earmarked for export. In 2025, through the China-ASEAN Free Trade Agreement, the company will achieve zero-tariff clearance for customers in Vietnam and Thailand, supporting technology licensing combined with local engineering implementation, consortium collaborations, and cross-border deliveries compliant with REACH/RoHS/UL94 V-0 standards.

ExxonMobil (Huizhou) Chemical Co., Ltd. is located in the Daya Bay Economic and Technological Development Zone, Huizhou City, Guangdong Province. It belongs to the chemical raw materials and chemical products manufacturing industry (C26). Established in 2019 as a Sino-foreign joint venture between ExxonMobil and China National Offshore Oil Corporation (CNOOC), the company has a registered capital of approximately RMB 13.4 billion. It represents ExxonMobil’s first large-scale downstream petrochemical project in China operated under its sole leadership. Currently, the company is in the initial phase of large-scale production; its Phase I project was completed and has been operating stably since November 2023. The company primarily engages in research, development, production, and sales of high-end chemical new materials and differentiated polyolefin products, focusing on high-value-added sectors downstream of ethylene cracking. Typical products include HDPE, LLDPE, LDPE, and photovoltaic EVA encapsulation film base resins, which are widely applied in pipe manufacturing, modified plastics, and photovoltaic modules. The company serves industry benchmark clients such as Liansu Group, Weixing New Materials, Kingfa Science & Technology, Longi Green Energy, and Jinko Solar. Core technical capabilities encompass localized application of polyethylene process packages (Exxpol™ gas-phase and Sclairtech™ solution processes), industrial operation of metallocene catalyst systems, and the “ExxonMobil Hybrid Catalyst System” bimodal structure control technology. The company holds 12 authorized Chinese invention patents and 8 utility model patents. Its single-line production capacity reaches 500,000 tons per year, with short grade-switching cycles and strong adaptability to comonomers. The company maintains ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications (issued by SGS, valid until 2027), possesses an emission permit issued by the Guangdong Provincial Department of Ecology and Environment (No. 91441300MA53YKXXXXX001Q), and holds the national hazardous chemicals registration certificate (No. 4413002023000001). In 2024, the company achieved an industrial output value of RMB 8.63 billion and paid taxes amounting to RMB 570 million, ranking among the top ten enterprises by output value in the Daya Bay Petrochemical Zone. Representative deliveries include full-process stable operation and customized grade development for a 1.6-million-ton-per-year ethylene cracking unit and its associated polymerization units. Certain high-end polyethylene grades are supplied indirectly to Southeast Asian and South Korean markets via ExxonMobil Singapore Trading Pte. Ltd., and the company can provide technology licensing, localized engineering support, and customized material solutions through the Asia-Pacific supply chain collaboration system.

Aksu Hongsheng Chemical Co., Ltd. is a chemical enterprise established on July 6, 2011, in the Aksu Prefecture of Xinjiang Uygur Autonomous Region. Its legal representative is Yan Qizhang, its registered capital is RMB 20 million, and its registered address is located in the Wensu County Circular Economy Industrial Park [2–3]. The company primarily engages in carbon disulfide production and the sale of chemical raw materials, operating an annual carbon disulfide production facility with a capacity of 30,000 tons, utilizing low-pressure non-catalytic distillation technology.  

The enterprise has repeatedly obtained administrative permits, including pollutant discharge permits and environmental impact assessments for construction projects. As of 2024, the company employs 44 people and has maintained an A-level tax credit rating for multiple consecutive years. The company has participated in bidding for six environmental protection technology renovation projects and holds one invention patent related to waste heat utilization.

Henan Province Mine Crane Co., Ltd., located in Changyuan City, Xinxiang City, Henan Province, is a key backbone enterprise in China’s lifting machinery manufacturing industry, a national high-tech enterprise, and a “Little Giant” enterprise recognized by the Ministry of Industry and Information Technology (MIIT) for its specialization, refinement, uniqueness, and innovation (selected in 2023). With over 25 years of expertise in research & development, design, manufacturing, and system integration of lifting machinery, the company possesses integrated delivery capabilities spanning core components to complete machine systems. Its core business covers overhead cranes, gantry cranes, metallurgical cranes, explosion-proof cranes, and intelligently customized cranes. Products are widely applied in heavy industrial sectors including coal chemical industry, petrochemical industry, fine chemical industry, new-energy material equipment manufacturing, and environmental protection engineering—particularly suited for demanding chemical operating conditions such as high temperature, high humidity, flammability/explosivity, and nuclear-grade cleanliness. The company holds 23 valid invention patents, 187 utility model patents, and 12 software copyrights. Core technologies include lightweight structural design, multi-axis coordinated intelligent control, remote operation & maintenance platforms based on digital twin technology, and anti-sway adaptive algorithms. It has industrialized a lightweight series of QD-type double-girder overhead cranes; related technologies have passed type-test certification by the China Special Equipment Inspection and Research Institute. In terms of certifications, the company holds an “A-level” special equipment manufacturing license (for overhead and gantry cranes), ISO 9001/14001/45001 management system certifications, EU CE certification (e.g., EN 13001-1:2012), and Russian EAC certification, enabling compliant export to countries along the Belt and Road Initiative. Representative projects include supplying explosion-proof cranes specially designed for the nuclear island at CGN Yangjiang Nuclear Power Plant; providing two 300-ton metallurgical casting cranes for Baowu Group’s Zhanjiang Iron & Steel Base; constructing the intelligent logistics loading/unloading system for Xiong’an Station on the Beijing–Xiong’an intercity railway; and delivering over 200 AGV-integrated intelligent warehouse cranes to CATL’s Yibin base in Sichuan Province. In 2024, the company achieved export order revenue of RMB 186 million, with products exported to 21 countries—including Vietnam, Indonesia, Kazakhstan, Brazil, and Egypt. Two localized service cooperation centers have been established in Southeast Asia; in Central Asia, a joint technical service center has been co-established with KazTransOil of Kazakhstan. The company supports multiple collaboration models, including technology licensing plus engineering implementation, consortium-based EPC, and full-lifecycle operation & maintenance services.

Tianjin Tiangu Machinery Manufacturing Co., Ltd. is located in Shuangjie Town, Beichen District, Tianjin. It is a national high-tech enterprise specializing in the R&D, manufacturing, and technical services of industrial fans. The company’s industry classification falls under “Fan and Blower Manufacturing” (C3463) within the general equipment manufacturing sector. In 2021, the company was certified as a high-tech enterprise (Certificate No.: GR202112001578). Its registered capital and paid-up capital both amount to 12 million yuan, and its registration status is “active.” The company’s core business covers chemical-related fields such as coal chemical engineering, petrochemicals, environmental water treatment, and clean gas supply for the food and pharmaceutical industries. Typical application scenarios include flue gas desulfurization boosting for sintering processes, chemical gas transportation, wastewater treatment aeration systems, and ventilation systems for waste heat power generation. The company’s core competencies focus on the complete equipment manufacturing of three-lobe Roots blowers (TG series, flow rate: 1.5–200 m³/min, pressure rise: 9.8–98 kPa) and single-stage high-speed centrifugal blowers (TGL series, power: 30–630 kW, efficiency ≥82%), integrated with PLC+touchscreen intelligent control cabinets and remote monitoring systems. The company holds 23 authorized patents (including 3 invention patents), and its technological achievements cover low-noise impeller designs, variable-frequency intelligent aeration control, modular noise reduction technologies, and the development of smart operation and maintenance platforms for fans. In terms of qualifications, the company holds a “Special Equipment Manufacturing License” (TS2712A33-2026, Class B pressure piping component manufacturing), as well as ISO 9001:2015 and ISO 14001:2015 certifications. It was also recognized as an A-level tax credit enterprise in Beichen District, Tianjin, for the year 2024. Over the past three years, the company has undertaken more than 47 projects, including a flue gas desulfurization boosting fan system for a steel group in Hebei Province (contract value: 12.8 million yuan) and a complete set of corrosion-resistant high-pressure Roots blowers for a coal chemical enterprise in Inner Mongolia (including explosion-proof control and online vibration monitoring modules). The company is CE-certified (issued by TÜV Rheinland) and possesses the capability to meet ASME B16.5 and API 617 standards for certain model types. From 2022 to 2024, the company exported complete machines and spare parts to Vietnam, Indonesia, and Kazakhstan. In 2025, it signed an annual supply framework agreement with PT. Sinar Mas Industri of Indonesia at the China-ASEAN Expo. The company supports various forms of cooperation, including technology licensing, complete equipment supply, integration of intelligent control systems, and localized operation and maintenance services.

CNSIG Inner Mongolia Chemical Industry Co., Ltd.(Securities Abbreviation: China Salt Chemical, Stock Code: 600328.SH) is a specialized operating entity and core listed platform for chlor-alkali chemical industry under the control of China National Salt Industry Group Co., Ltd., with the State-owned Assets Supervision and Administration Commission of the State Council as its ultimate controlling party. The company positions itself as a national high-tech enterprise and green manufacturing benchmark driven by a “Salt+” circular economy model. Its core businesses span four major segments: salt and salt-based chemicals, chlor-alkali chemicals, fine chemicals, and metallic sodium and downstream new materials. Key products include metallic sodium (largest domestic production base, annual capacity exceeding 70,000 tons), sodium chlorate (Asia-leading, annual capacity of 150,000 tons), PVC, caustic soda, soda ash, sodium bicarbonate, and calcium chloride. The company is also exploring emerging areas such as lithium extraction from salt lakes (pilot-scale lithium carbonate production) and pilot production lines for cathode/anode materials for sodium-ion batteries. These products are widely applied across pharmaceutical intermediates, pulp bleaching, water treatment, new-energy batteries, alloy smelting, and dyes. Leveraging platforms including the National Enterprise Technology Center and the Inner Mongolia Autonomous Region Key Laboratory of Inorganic Functional Materials, the company has accumulated over 120 valid invention patents and has led or participated in formulating more than 20 national and industrial standards—including “Industrial Sodium Chlorate” and “Metallic Sodium.” It holds ISO 9001/14001/45001 system certifications and possesses licenses including the Hazardous Chemicals Production Safety Permit, Pollutant Discharge Permit, Water Withdrawal Permit, and multiple Special Equipment Use Registration Certificates. Deeply integrating into China’s Western Development Strategy and the “Dual Carbon” goals, the company has established multiple circular economy industrial parks in Alxa (Inner Mongolia) and Ordos, backed by its self-owned Jilantai Salt Lake resources and upstream support systems. Its products serve all 30 provinces, autonomous regions, and municipalities directly under the central government in China and are exported to over 20 countries, including India, South Korea, Japan, Brazil, and South Africa. For upstream and downstream industrial chain partners, the company offers diversified cooperation opportunities, including collaborative R&D, pilot-scale technology transfer and commercialization, green process upgrades, joint development of new materials, and co-construction of circular economy industrial parks.

China Salt Jilantai Chlor-Alkali Chemical Co., Ltd. is located in Bayanhaote Town, Alxa Left Banner, Inner Mongolia Autonomous Region. It is a core chlor-alkali manufacturing enterprise under China National Salt Corporation and a national large-scale, energy-intensive, resource-recycling basic chemical producer. The company has an integrated annual production capacity of 400,000 tons of caustic soda, 300,000 tons of PVC, and 200,000 tons of calcium carbide; it operates its own power plant and industrial salt mine, establishing an integrated circular economy industrial chain covering “salt–alkali–chlorine–hydrogen–calcium.” Its core businesses include ion-exchange membrane caustic soda, polyvinyl chloride (PVC), calcium carbide, high-purity hydrogen, chlorine gas, and downstream fine chlorine products (e.g., chloroacetic acid), primarily serving niche markets such as coal chemical industry in Northwest China, PVC for construction materials in Northwest China, hydrogen-powered transportation (e.g., the Wuhai Hydrogen-Powered Heavy-Duty Truck Demonstration Project), and pharmaceutical intermediates. In terms of core capabilities, the company hosts an autonomous region-level enterprise technology center and holds 47 authorized patents (including 12 invention patents); it has led or participated in the revision of three national standards—including “Sodium Hydroxide for Industrial Use”—and two industry standards. It has built China’s first AI-based energy-efficiency optimization intelligent chlor-alkali electrolyzer cluster control system (launched in 2024, achieving 2.3% electricity savings); its comprehensive energy consumption for ion-exchange membrane caustic soda stands at 315 kgce/ton, outperforming the national energy-saving benchmark value. The company possesses engineering and technical service capabilities across the entire chlor-alkali process chain, including process package development, intelligent control system integration, high-purity hydrogen production and purification, and deep processing of chlorine gas. Regarding certifications, it has obtained integrated certification under ISO 9001, ISO 14001, and ISO 45001; holds the “National Industrial Product Production License” (XK13-014-00001), the “Work Safety Production License” (Meng WH An Xu Zheng Zi [2023] No. 000285), and the “Pollutant Discharge Permit” (91152900783010998G001V). Representative achievements include undertaking the National Development and Reform Commission’s “Demonstration Project for Green and Low-Carbon Transformation of the Chlor-Alkali Industry in Western China,” delivering the AI electrolyzer cluster control system and high-purity hydrogen production system; exporting 21,000 tons of caustic soda in 2024 to Mongolia, Kazakhstan, and Vietnam under its own trade name, with cross-border customs clearance capability and multilingual technical documentation delivery capacity; and collaborating with Germany’s ThyssenKrupp on oxygen-depolarized cathode electrolysis technology (memorandum of understanding signed in 2023), offering joint services comprising technology licensing and localized engineering implementation.

China Salt Anhui Hong Sifang Co., Ltd. (Stock Code: 601208.SH), headquartered in Hefei, Anhui Province, is a central enterprise subsidiary under China National Salt Industry Group Co., Ltd.—a state-owned enterprise supervised by the State-owned Assets Supervision and Administration Commission of the State Council—and serves as its chemical industry platform. The company positions itself as an integrated chemical enterprise engaged in research, development, manufacturing, and technical services for novel fertilizers, basic chemicals, fine chemicals, and new energy materials. It is currently undergoing an in-depth transformation from a traditional nitrogen fertilizer manufacturer into a provider of green, low-carbon new materials and high-end functional chemical products. Its core businesses cover basic chemical products—including compound fertilizers, urea, chlor-alkali, monoammonium phosphate, and calcium ammonium nitrate—as well as research, development, and industrialization of new energy materials such as sodium-ion battery cathode materials (layered oxides), ternary precursors, and electronic-grade lithium iron phosphate. Its customer base includes end-users of fertilizers, new energy battery manufacturers, chemical industrial parks, and digital agricultural service platforms. Leveraging its national-level enterprise technology center, postdoctoral research workstation, and Anhui Provincial Engineering Research Center for Sodium-Ion Battery Cathode Materials, the company possesses full-chain capabilities—from material structural modulation and low-temperature solid-phase sintering process development to engineering implementation at the kiloton scale. Its independently developed layered oxide cathode material achieves an initial Coulombic efficiency of 89.3% and a cycle life exceeding 3,000 cycles (0.5C/25°C). To date, the company holds 327 valid patents (including 142 invention patents) and has led or participated in formulating six national standards and eleven industry standards. The company has obtained certifications for ISO 9001, ISO 14001, ISO 45001, and IATF 16949; holds a Dangerous Chemicals Production Safety Permit (Wan WH An Xu Zheng Zi [2023] No. 010001), a Fertilizer Production Permit (Wan Fei Deng Zheng Zi [2024] No. 001), a Pollutant Discharge Permit (91340100796422533W001V), and qualification as an enterprise listed under the Ministry of Industry and Information Technology’s “Regulatory Conditions for Comprehensive Utilization of Waste Power Batteries from New Energy Vehicles.” Its “Annual 50,000-Ton Sodium-Ion Battery Cathode Material Project” commenced production in June 2025 at the Hefei Circular Economy Demonstration Park; its products have passed verification by CATL and BYD FinDreams Battery and entered small-batch supply. Its “Smart Blending Fertilizer + Digital Agricultural Services” platform has established 217 county-level service centers, covering over 8.6 million mu of farmland. The company’s export business spans 27 countries across Southeast Asia, South America, and Africa; its export value in 2025 totaled RMB 327 million. It possesses RCEP-region-specific fertilizer formulation and localized technical service delivery capabilities, and supports technology licensing, joint engineering implementation, and cross-border supply chain collaboration.

Tangshan Sanyou Zhida Calcium Industry Co., Ltd., located in the Nanbao Development Zone of Tangshan City, Hebei Province, is a state-owned backbone manufacturing enterprise controlled by Tangshan Sanyou Group. The company specializes in the R&D, production, and sales of fine calcium carbonate, activated calcium carbonate, nano-calcium carbonate, and a series of functional inorganic fillers. It operates within the niche segment of inorganic salt manufacturing under the non-metallic mineral products industry and is currently at a stage where scaled, stable operations are being pursued in parallel with ongoing technological upgrades. The company’s core business covers downstream application fields such as plastics, rubber, coatings, papermaking, animal feed, and food and pharmaceutical excipients. Its products serve key scenarios in new materials and new energy sectors, including the SBS elastomer production process at Sinopec Baling Branch and the coating process for lithium manganese iron phosphate cathode materials at CATL Ningde. Relying on an integrated, green process route based on "calcium chloride—calcium carbonate," the company boasts a designed annual production capacity of over 150,000 tons of various calcium carbonate products. Its core production process features a self-optimized carbonation-surface-modification co-production technology, and it holds four valid invention patents (including ZL201910287654.2) and eleven utility model patents. The company has also taken the lead in drafting industry and group standards such as HG/T 5570–2019 “Lightweight Calcium Carbonate for Feed Grade.” The company has successfully obtained ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications, and holds both the National Industrial Product Production License (XK13-015-00128) and the Feed Additive Production License (Ji Si Tian [2022] T0068). Additionally, it has completed pre-registration under the EU REACH regulation (EC No. 01-2121004372-48-0000) and obtained FDA GRAS certification for certain products (GRN 000927). Notable achievements include: since 2022, the company has been the exclusive supplier of calcium carbonate specifically tailored for SBS elastomers at Sinopec Baling Branch for three consecutive years; in 2023, it undertook the Hebei Provincial Key R&D Program project titled “Research on Key Technologies for Ultrafine Activated Calcium Carbonate Used in Battery Separator Membranes for New Energy Vehicles” (23372201H), which passed provincial-level acceptance in 2025. Its ZD-NanoCa-800 series has successfully achieved import substitution and is now being used in mass-produced models by CATL Ningde. The company’s exports cover 11 countries, including Vietnam, Indonesia, Bangladesh, Turkey, and Mexico. In 2025, its export value reached 42.8 million yuan, accounting for 18.3% of total revenue. Most of its shipments are delivered via Shanghai and Tianjin ports, and its customers include international building materials and chemical companies such as PT Indocement and Sisecam Group. Public records do not indicate any overseas investments, joint ventures, or establishment of overseas branches by the company.

Tangshan Sanyou Chemical Industries Co., Ltd. (Stock Code: 600409.SH), located in Nanpu Development Zone, Tangshan City, Hebei Province, operates in the fundamental chemical and new materials industry. It is a manufacturing-oriented listed enterprise centered on a vertically integrated circular economy industrial chain covering “salt–soda ash–chlor-alkali–organosilicon–chemical fiber.” As of 2025, the company possesses annual production capacities of 4.05 million tons of soda ash, 780,000 tons of viscose staple fiber, and 360,000 tons of organosilicon monomer, and is transitioning from maturity toward high-quality development. Its core businesses encompass soda ash, ammonium chloride, caustic soda, viscose staple fiber, organosilicon monomer, and downstream deep-processing products, widely serving industries such as glass, metallurgy, dyeing and printing, textiles, photovoltaics, new-energy vehicles, and semiconductor packaging. The company provides customized alkali and silicon-based material solutions to enterprises including Fuyao Glass, China Jushi, BYD, and LONGi Green Energy. Its core competencies include proprietary, controllable technologies such as energy-efficient low-salt heavy soda ash production processes; green manufacturing technologies for high-whiteness, high-strength viscose fiber; and highly efficient separation of methylchlorosilane monomers coupled with comprehensive utilization of by-products. The company hosts a national-level enterprise technology center, a CNAS-accredited laboratory, and a postdoctoral research workstation. It holds 327 valid invention patents and has led or participated in the formulation and revision of 21 national standards and 34 industry standards. It possesses engineering design capabilities, EPC general contracting capacity, and pilot-plant construction expertise across soda ash, organosilicon, and chemical fiber domains, having built China’s first pilot-scale continuous-process silane coupling agent facility with an annual capacity of 10,000 tons. The company is certified under ISO 9001, ISO 14001, ISO 45001, and ISO 50001 management systems. Its soda ash and viscose staple fiber products have received the “National Green Design Product” certification; its organosilicon monomer facility holds the Hazardous Chemicals Production Safety Permit (Ji WH An Xu Zheng Zi [2025] No. 020067); and all major production units have achieved Grade-A environmental performance evaluation. Notable achievements include undertaking the Ministry of Industry and Information Technology’s “Demonstration Project for Upgrading Green Manufacturing Processes of High-Performance Differentiated Viscose Fiber,” and co-investing in and commissioning—during Q4 2025—a 100,000-ton-per-year soda ash project in Uzbekistan, marking Central Asia’s first complete plant utilizing China’s independently developed third-generation ammonia-soda process technology. Leveraging its proprietary technology export and EPC capabilities, the company delivers technical services and capacity cooperation across Southeast Asia, Central Asia, the Middle East, and Latin America. It has jointly established the Sino-European Joint Laboratory (HEB-KJL-2025-089) with Germany’s Evonik and Japan’s Shin-Etsu, supporting technology licensing plus engineering implementation, consortium collaboration, and cross-border standard alignment and delivery.