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CNSIG Inner Mongolia Chemical Sodium Industry Co., Ltd. is a state-owned large-scale chlor-alkali chemical enterprise under China National Salt Industry Group Co., Ltd. and controlled by China Salt Jilantai Salt & Chemical Group Co., Ltd. It falls under the chlor-alkali industry subsector within the broader chemical raw materials and chemical products manufacturing sector. The company’s core business encompasses research, production, and sales of fundamental chemical products including ion-exchange membrane caustic soda, polyvinyl chloride (PVC), calcium carbide, chlorine gas, hydrogen gas, hydrochloric acid, and sodium hypochlorite. Leveraging abundant raw salt, limestone, and energy resources in the Alxa region, the company has established an integrated industrial chain spanning “raw salt → calcium carbide → chlor-alkali → PVC,” with comprehensive annual production capacities of 300,000 tons of caustic soda, 250,000 tons of PVC, and 300,000 tons of calcium carbide. The enterprise possesses robust technical expertise in energy conservation, carbon emission reduction, and green manufacturing, operating an autonomous regional-level enterprise technology center and holding seven invention patents and 23 utility model patents. Its core technologies include low-mercury catalyst acetylene-based PVC synthesis, energy-saving optimization of ion-exchange membrane electrolyzers, and balanced utilization of chlorine and hydrogen gases; its “high-current-density ion-exchange membrane electrolyzer energy-saving technology” has been included in the “National Key Energy-Saving and Low-Carbon Technology Promotion Catalogue (2023 Edition).” The company has obtained certification for the three major management systems—ISO 9001, ISO 14001, and ISO 45001—and holds the “National Industrial Product Production License,” “Work Safety Production License,” and “Pollutant Discharge Permit” (No.: 91152921783008937W001V), all of which remain valid. Its products are widely applied across industries in Northwest China, including construction materials, textiles, papermaking, water treatment, aluminum smelting, chemical fibers, and pharmaceutical intermediates. Its PVC complies with standard GB/T 5761–2018 and has passed CTC testing and certification; its caustic soda and sodium hypochlorite also meet stringent downstream process requirements. The enterprise actively participates in regional circular economy initiatives, having constructed supporting environmental protection facilities—including calcium carbide slag brick production, chlorine gas recovery and reuse, and waste-heat power generation—achieving comprehensive energy consumption per unit product consistently below the national industry energy-saving benchmark value for three consecutive years. Currently, its operations focus on Inner Mongolia and adjacent provinces; cooperation priorities include upstream-downstream coordination along the chlor-alkali industrial chain, promotion and application of energy-saving technologies, customized supply of hazardous chemicals, and joint development of circular economy projects.

China CITIC Titanium Industry Co., Ltd. (formerly known as China CITIC Jinzhou Titanium Industry Co., Ltd.) is a national high-tech enterprise under China CITIC Group Co., Ltd. It is one of only a few domestic enterprises that have mastered the full-process, large-scale chloride-process titanium dioxide production technology and achieved stable mass production, thereby filling the gap in indigenous manufacturing of high-end titanium dioxide in Northeast China. The company focuses on research and development, production, and application services for rutile-grade chloride-process titanium dioxide. Its existing 60,000-ton-per-year chloride-process titanium dioxide production line operates stably; its Phase II capacity expansion project is currently undergoing environmental impact assessment and preliminary construction. Its products are widely used in coatings, plastics, inks, chemical fibers, and high-end industrial sectors. Relying on its provincial-level enterprise technology center and the Liaoning Provincial Engineering Technology Research Center for Chloride-Process Titanium Dioxide, the company holds over 20 invention patents and has led or participated in formulating two national standards—including GB/T 1706–2023 “Titanium Dioxide for Pigments”—as well as multiple industry standards. The company has obtained certifications for the ISO 9001, ISO 14001, and ISO 45001 management systems, and holds a Work Safety Production License, a National Industrial Product Production License, and a Pollutant Discharge Permit. Its products have completed EU REACH registration and passed U.S. FDA indirect food-contact material compliance assessments. Certain product grades have been certified by leading customers such as CNOOC, Nippon Paint, and AkzoNobel, and are supplied in bulk. The company’s business covers more than 20 provinces and municipalities within China and extends to export markets in Southeast Asia, the Middle East, and South America. In 2024, it was selected for Liaoning Province’s “Specialized, Refined, Distinctive, and Innovative” (SRDI) SME list and the national Green Factory Cultivation Database. Targeting upstream and downstream industries in the value chain, the company offers collaborative R&D, customized product supply, application solution support, and cooperation on green and low-carbon transformation initiatives.

Zhongwai Jianhuacheng Engineering Technology Group Co., Ltd.(formerly known as Beijing Huacheng Boyuan Architectural Engineering Design Co., Ltd., etc.) is a comprehensive engineering technology enterprise centered on engineering design and consulting, covering full-process engineering consulting, engineering procurement and construction (EPC) contracting, urban renewal, and research & development and application of green, low-carbon building technologies. The company’s core businesses encompass full-lifecycle technical services for architectural engineering, including pre-project planning and consulting, conceptual and construction drawing design, EPC general contracting management, seismic retrofitting and structural reinforcement of existing buildings, node optimization for prefabricated construction, integrated application of BIM collaborative design platforms, and renovation and enhancement of urban stock space. Leveraging seven invention patents, 32 utility model patents, and 15 software copyrights, the company has established differentiated technological capabilities in intelligent diagnostic systems, low-carbon construction technologies, and digital design collaboration. Its qualification system is comprehensive: it holds Class-A qualifications for architectural engineering design (architectural engineering sector); Class-B specialized qualifications for municipal engineering (road and bridge engineering sectors); Class-A credit qualification for engineering consulting institutions (architectural specialty); Class-II general contracting qualification for architectural engineering construction; and specialized contracting qualification for special engineering (structural reinforcement). Additionally, the company has obtained certification under ISO 9001, ISO 14001, and ISO 45001 management systems, and is recognized as a National High-Tech Enterprise (Certificate No.: GR202311005628). Representative projects include full-process consulting for Phase II of the Beijing Municipal Administrative Office Area in the Beijing Sub-Center; EPC general contracting for resettlement housing in the Rongdong area of Xiong’an New Area; relocation and reconstruction project of Songshan District Traditional Chinese Medicine Hospital in Chifeng City, Inner Mongolia; and urban renewal and renovation of Shishi Garment City in Quanzhou City, Fujian Province. Its service coverage spans multiple provinces across North China, Northeast China, East China, and Southwest China. Targeting government platform companies, urban investment groups, real estate developers, and public utilities institutions, the company offers customized full-process engineering consulting, EPC consortium cooperation, specialized technology R&D support, and integrated urban renewal solutions.

China Information Consulting & Designing Institute Co.,Ltd.(abbreviated as “CTTDI”) is a national high-tech enterprise, a national specialized, refined, distinctive, and innovative “little giant” enterprise, and a national intellectual property advantage enterprise. It is a subsidiary of China Communications Services Corporation Limited (Hong Kong Stock Code: 00552.HK) and has long been deeply engaged in engineering technical service fields within the information and communications industry, possessing full-lifecycle service capabilities covering “planning—consulting—surveying—designing—integration—supervision—EPC general contracting.” Its core businesses focus on emerging digital infrastructure domains, including 5G/6G network construction, gigabit optical networks, computing power infrastructure (intelligent computing centers, cloud-network convergence architecture), industrial internet, digital government, smart energy, intelligent transportation, and low-altitude economy, delivering technical consulting, system design, standard formulation, solution integration, and digital delivery services. CTTDI holds numerous key qualifications, including Class-A Engineering Design Qualification for the Telecommunications Industry; Class-A Engineering Design Qualification for the Electronics, Telecommunications, and Broadcasting Industry (Electronic Systems Engineering); Class-A Specialized Engineering Design Qualification for Building Intelligence Systems; Class-A Engineering Consulting Qualification (Telecommunications and Information); CS Level 4 (Excellent Level); CMMI Level 5; ISO Three-System Certification; and Class-A Confidential Information System Integration Qualification. It has led or participated in drafting 73 national or industry standards, holds 276 invention patents, 412 utility model patents, and 897 software copyrights. CTTDI independently developed toolchains such as the “Smart Interconnection Design Cloud Platform” and the “Integrated Communication-Sensing Simulation System”; its “Design Methodology for Integrated Communication-Sensing-Computing Network Architecture Targeting 6G” received the First Prize of Science and Technology Awards from the China Institute of Communications in 2024. Representative projects include the overall design of China Telecom’s 5G SA Core Network; feasibility studies and design for the Yangtze River Delta Hub Intelligent Computing Center under the “East Data, West Computing” initiative; telecommunications-specific design for the CIM platform in Xiong’an New Area; communication network planning for China Southern Power Grid’s Digital Power Grid; and support for the Hangzhou Asian Games’ 5G+MEC+AI video dedicated network. CTTDI’s services cover all 31 provincial-level administrative regions across China, providing deep support to the three major telecom operators, State Grid Corporation of China, China Southern Power Grid, China Tower Corporation, government departments at all levels, and large state-owned enterprises. Leveraging China Communications Services’ overseas platforms, CTTDI also undertakes digital infrastructure assistance and localized consulting projects in Southeast Asia, Africa, and the Middle East, including international cooperation projects such as the Asian Infrastructure Investment Bank (AIIB)-funded Cambodia National Backbone Network Optimization Consulting Project. CTTDI sincerely invites collaboration with partners at multiple levels in areas including planning, design, integration, co-development of standards, and international projects related to emerging digital infrastructure.

PetroChina Kunlun Gas Co., Ltd. Dalian Gas Branch is a branch established by PetroChina Kunlun Gas Co., Ltd. in Dalian City, Liaoning Province, and is subordinate to China National Petroleum Corporation (CNPC). It is one of the primary urban gas suppliers in Dalian City, responsible for franchised gas supply operations in the urban districts and certain county-level towns, and deeply involved in constructing the regional natural gas security-supply system featuring “multiple gas sources, an integrated pipeline network, and coordinated planning.” The company’s core businesses include piped gas supply (serving residential, commercial, and industrial users), design and construction of gas facilities (holding Grade III General Contracting Qualification for Gas Engineering Construction), sales and installation of gas appliances, gas technical consulting, and comprehensive energy services; all licensed activities are governed by the Gas Business License (License No.: Liao 202302000001G). Leveraging CNPC’s upstream gas resource advantages and synergies with the Dalian LNG Receiving Terminal, the company possesses dual-gas-source security and emergency peak-shaving capabilities. As of the end of 2024, its operations cover key urban districts—including Xigang, Shahekou, Ganjingzi, and the High-Tech Industrial Development Zone—as well as parts of Jinpu New Area and Lvshunkou District, serving over 850,000 piped gas users with an annual gas supply volume of approximately 320 million cubic meters. The company has obtained ISO 9001, ISO 45001, and ISO 14001 certifications; has built a GIS-based digital pipeline network system integrated into Dalian City’s Urban Lifeline Safety Project Supervision Platform; has deployed over 720,000 NB-IoT smart gas meters at scale; achieves a remote meter-reading rate of 98.6%; and responds to abnormal-event alerts within ≤2 hours. Key projects successfully implemented include the relocation and modification of gas pipelines for Dalian Metro Line 5, dedicated gas pipelines for the Dalianwan Subsea Tunnel, and replacement of heating boilers with gas-fired systems in the Lvshun Economic Development Zone. Additionally, the company has launched a demonstration microgrid energy-supply project integrating “gas + photovoltaics + energy storage” in the High-Tech Industrial Development Zone. Areas of collaboration include gas infrastructure construction and renovation, comprehensive energy solutions for industrial and commercial customers, integrated intelligent gas-system solutions, application of corrosion-resistant PE piping technology for saline-alkali soils, and joint implementation of regional clean-energy substitution projects.

Sinopec Energy Management Co., Ltd.  is a state-owned high-tech enterprise wholly owned by China Petroleum & Chemical Corporation Limited (A-share code: 600028; H-share code: 00386). It is positioned as an integrated energy system energy conservation and carbon reduction service provider, operating under the Sinopec Group’s specialized energy management company system. The company focuses on industrial energy conservation, integration of green low-carbon technologies, and digital energy efficiency management, and is currently in the stage of large-scale application and industrial promotion. Its core businesses include waste heat and waste pressure utilization, motor system energy-saving retrofits, steam system optimization, industrial circulating water treatment, carbon asset development and management, energy audits and diagnostics, and construction of intelligent energy management platforms. These activities fall squarely within the “Energy-Saving Services for Key Energy-Consuming Entities” and “Carbon Emission Reduction Technology Application Services” categories explicitly supported by the National Development and Reform Commission’s (NDRC) Green Industry Guidance Catalogue (2023 Edition). The company possesses robust technological R&D capabilities: as of December 2024, it holds 27 valid invention patents and 83 utility model patents. Its core patented technologies—such as the “Dynamic Energy Efficiency Assessment Method for Refining and Chemical Enterprises Based on Multi-Source Data Fusion”—have been engineered and applied at 12 refining plants with capacities exceeding 10 million tons per year, including Sinopec Zhenhai Refining & Chemical and Maoming Petrochemical. The company has led or participated in drafting seven group-level and enterprise standards, including the “Implementation Guidelines for Energy Management Systems in Refining Enterprises” and the “Technical Specifications for Carbon Emission Verification in Industrial Enterprises.” In terms of qualifications, the company holds the Contract Energy Management Service qualification registered with the NDRC; is listed in the Ministry of Industry and Information Technology’s (MIIT) Recommended Directory of Energy-Saving Diagnostic Service Providers (2023–2025); maintains ISO 9001/14001/50001 management system certifications; and holds a Special Equipment Inspection and Testing Institution Approval Certificate (limited to verification of energy measurement instruments). Representative projects include the Intelligent Steam Network Balancing System at Yanshan Petrochemical (achieving 8.3% steam savings), the AI-Coordinated Control System for Air Compressor Clusters at Yangzi Petrochemical (saving 14.2 million kWh annually), and the Carbon Emission Monitoring and Accounting Platform at Guangzhou Petrochemical (approved by the Guangdong Provincial Department of Ecology and Environment). In 2023, the company undertook technical support tasks for the Sinopec Group’s inaugural “Three-Year Action Plan for Energy Efficiency Improvement,” covering 32 refining & chemical enterprises and sales enterprises. The “Sinopec Energy Efficiency Cloud” platform has been deployed across 17 second-tier units, supporting real-time energy efficiency benchmarking, anomaly warnings, and emission reduction pathway simulation. Its services primarily target refining & chemical, oilfield, sales, and engineering sectors within the Sinopec system, while also extending to certain subsidiaries of State Energy Group and China National Offshore Oil Corporation (CNOOC). Its primary cooperation model centers on an integrated, four-dimensional solution comprising “energy-saving diagnostics + technology retrofit + digital platform + carbon management.”

Sinopec Catalyst Dalian Co., Ltd. is a core production base established by Sinopec Catalyst Co., Ltd. in Northeast China, a national high-tech enterprise and a specialized, refined, distinctive, and innovative SME in Liaoning Province. The company focuses on the research, development, production, and sales of catalysts for petroleum refining, environmental protection, and chemical processes. Its main business covers fluid catalytic cracking (FCC), hydrotreating, desulfurization and denitrification, VOCs control, coal chemical industry, and new energy-related catalytic materials. Its products primarily serve refining and chemical enterprises within the Sinopec Group and are also supplied to PetroChina, CNOOC, local refineries, and certain overseas customers. Leveraging a complete catalyst manufacturing process chain, the company possesses capabilities in zeolite synthesis, active component loading, shaping and drying, calcination activation, and full-process quality control. It has established the Liaoning Provincial Engineering Technology Research Center for Petroleum Refining Catalysts and has participated in formulating three national standards and multiple industry standards. The company has obtained certifications for ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System, and holds a Safety Production License for Hazardous Chemicals and a Pollutant Discharge Permit. As of 2024, it holds 27 valid invention patents and 43 utility model patents; among them, core patents such as “A Highly Stable Rare-Earth Y-Type Zeolite and Preparation Method Thereof” have been industrialized. FCC catalysts operate stably at installations of Sinopec Dalian Petrochemical and Sinopec Jinzhou Petrochemical, with over 200 tons of imported catalysts replaced annually per installation. In 2023, the company undertook the Sinopec Group’s special project “Key Technology Development of Low-Carbon Refining Catalytic Materials,” and its low-temperature SCR denitrification catalyst has been successfully applied in a flue gas treatment project at a large thermal power plant in Liaoning Province. Some products are exported uniformly by Sinopec Catalyst Co., Ltd. to refineries in Southeast Asia and the Middle East; the company offers customized R&D, bulk supply, technical collaboration, and localization substitution services to refining and chemical enterprises, environmental engineering companies, energy groups, and scientific research institutes.

Sinopec Hunan Petrochemical Co., Ltd. is a key refining, chemical, and energy business operation entity of Sinopec in the Hunan region. Based at the Changling Base in Yueyang, the company focuses on petroleum processing, coking, and nuclear fuel processing, and is one of the core refining and chemical bases along the middle reaches of the Yangtze River with an annual crude oil primary processing capacity of 10 million tons (12 million tons/year). The company’s main businesses include petroleum refining; wholesale and storage of finished petroleum products (e.g., vehicle gasoline grades 92, 95, and 98; diesel grades 0# and -10#; aviation kerosene); production and sales of chemical products (e.g., benzene, toluene, xylene, solvent naphtha, liquefied petroleum gas); and supporting petroleum product storage and transportation, quality inspection, and technical services. Since 2022, aviation kerosene has been incorporated into Sinopec’s South China aviation fuel supply chain system, ensuring routine supply to Changsha Huanghua International Airport. The enterprise possesses capabilities for green and low-carbon technology transformation, holding 17 utility model patents and 3 software copyrights in areas such as waste heat recovery from catalytic cracking flue gas, reuse of oily wastewater treatment effluent, and online intelligent blending of petroleum products. It has also participated in revising two national standards—including GB/T 382–2023 “Method for Determination of Octane Number of Gasoline”—and three Sinopec corporate standards. The company holds valid licenses including the “Permit for Safety Production of Hazardous Chemicals” (Hunan WHAQXZ No. [2024] 0017), the “Pollutant Discharge Permit” (No.: 91430100717042121W001P), and integrated certifications for ISO 9001, ISO 14001, and ISO 45001. Its service coverage extends across all 14 prefecture-level cities and autonomous prefectures in Hunan Province, and it supplies bulk resources via Yangtze River waterway transportation to Hubei, Jiangxi, Anhui, and other provinces. Currently, the company is conducting preliminary research on the Yueyang Green and Low-Carbon Demonstration Refining and Chemical Base, which has already been included in Hunan Province’s “15th Five-Year Plan” Energy Infrastructure Key Project Database. Cooperation opportunities exist in fields including energy supply security, upgrading of refining and chemical technologies, environmental protection governance, co-development of standards, and regional resource coordination.

Zhongsha (Tianjin) Petrochemical Co., Ltd. is a large-scale Sino-foreign joint venture petrochemical enterprise jointly established in 2009 by Sinopec and Saudi Aramco. It serves as a backbone producer in China’s olefin industry chain and represents a landmark achievement of the strategic energy and chemical cooperation between China and Saudi Arabia. The company focuses on research, development, production, and sales of ethylene and its high-value-added downstream derivatives. Its primary products include ethylene, styrene, high-density polyethylene (HDPE), low-density polyethylene (LDPE), and ethylene glycol, which are widely applied in synthetic resins, synthetic rubber, surfactants, and advanced chemical materials—deeply supporting the demands of advanced manufacturing and new-materials industries in the Beijing-Tianjin-Hebei region. Leveraging its independently integrated CBL ethylene cracking technology and continuous technological upgrading capabilities, the company achieves an annual total ethylene production capacity of 2.3 million tons (one of the largest single-site capacities in China), with over 90% localization rate of key equipment and more than 20 authorized invention patents covering areas such as cracking depth control, quench optimization, and green separation. The company has obtained certifications for ISO 9001, ISO 14001, ISO 45001, and API Q1 management systems; holds licenses for safe production of hazardous chemicals, pollutant discharge, and energy management systems; and has been consecutively recognized as a Sinopec Green Enterprise (2022–2024). Its HDPE products have passed EU REACH certification, and its LDPE has been designated an “Excellent Product” by the industry. The company has led or participated in revising national standards, including “Minimum Energy Efficiency Requirements and Energy Efficiency Grades for Ethylene Plants.” Located in the Tianjin Nan’gang Industrial Zone, the company strengthens collaborative supply with Sinopec’s refining and petrochemical business units and downstream enterprises such as Wanhua Chemical and Kingfa Technology, focusing on ensuring stable domestic supply of high-end chemical raw materials. It offers multi-dimensional cooperation to upstream and downstream industrial chain partners—including high-quality ethylene-based raw materials, technical collaboration, joint standard development, and green, low-carbon solutions.

China Coal Ordos Energy & Chemical Co., Ltd. is a large-scale, modern coal chemical enterprise controlled by China National Coal Group Corporation Limited. It serves as the core implementing entity for the national strategy of “clean and efficient coal utilization” at the coal bases in Inner Mongolia, Shaanxi, and Shanxi provinces. The company is positioned as an integrated nitrogen fertilizer and basic chemical producer, with coal gasification as its foundation and synthetic ammonia and urea as its primary products, while also producing by-products such as methanol, liquid ammonia, and sulfur. Leveraging the China Coal Ordos Tuken Coal Deep-Processing Base, the company operates stable, fully commissioned facilities including a 1-million-ton-per-year synthetic ammonia plant and a 1.75-million-ton-per-year urea plant (utilizing the SE-Oriental Furnace pulverized-coal gasification technology), a 1.2-million-ton-per-year methanol plant, a 2×350 MW ultra-supercritical coal-fired captive power plant, and comprehensive ash-and-slag utilization facilities. In 2023, the company produced approximately 1.68 million tons of urea and 0.96 million tons of synthetic ammonia; its products primarily serve major agricultural regions in Northeast, North, Northwest, and Southwest China, and it fulfills national commercial fertilizer reserve obligations. The company strictly adheres to national standards for process safety and energy efficiency management, holding a Work Safety Production License (Meng WH An Xu Zheng Zi [2023] No. 000187), a Pollutant Discharge Permit (91150626561217713G001P), a Hazardous Chemicals Registration Certificate (150626100001), and ISO 9001 Quality Management System Certification. Its core gasification units achieve extended operational cycles (achieving an A-level continuous operation record of 328 days in 2023) and hold 12 utility model patents, including one titled “Quench Chamber Structure for Pulverized-Coal Gasification.” Currently, the company is advancing energy-saving and carbon-reduction technical renovation projects, including ammonia recovery from granulation tower exhaust gas in urea production and waste heat utilization from air separation units. Its service network spans 11 provincial-level administrative regions—including Inner Mongolia, Shaanxi, Shanxi, Hebei, and Liaoning—and it offers diversified cooperation models—including joint ventures, technological collaboration, engineering services, and product supply—in areas such as fertilizer supply security, upgrading of coal chemical technologies, energy-saving retrofits, hazardous chemicals production and operations, and regional energy infrastructure support.