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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.

China Shipping & Sinopec Suppliers Co., Ltd. Liaoning Branch is a regional branch of Sinopec specializing in marine fuel supply. Relying on the nationwide operating qualifications and resource integration capabilities of its parent company, “China Marine Fuel,” the branch positions itself as a core marine energy service provider for the Bohai Rim region. Its primary businesses include marine fuel oil (including Very Low Sulfur Fuel Oil [VLSFO], Marine Gas Oil [MGO], and Marine Diesel Oil [MDO]), LNG bunkering services (currently under pilot implementation), as well as fuel quality testing and supply-chain supporting services—comprehensively meeting the energy needs of internationally navigating vessels, domestic coastal and inland waterway transport vessels, fishing vessels, and government service vessels. Supported by Sinopec’s refining and petrochemical system and resource coordination with China National Offshore Oil Corporation (CNOOC) and China National Petroleum Corporation (CNPC), the company has established a bonded marine fuel supply network centered on the Dayaowan and Yuyuanwan operational zones of Dalian Port, extending coverage to other major ports including Yingkou, Jinzhou, and Dandong. In 2023, it supplied over 1.2 million metric tons of marine fuel oil at ports in Liaoning Province, more than 85% of which was low-sulfur fuel oil, strictly complying with the IMO 2020 sulfur cap regulation. The company holds a “Hazardous Chemicals Business License” and a “Bonded Fuel Oil Business License,” and has obtained certification for the three management systems: ISO 9001, ISO 14001, and ISO 45001. Certain operational units also hold a “Port Operation License” and a “Waterborne Gasoline Station Operation License.” Leveraging the digital platform “Marine Fuel Smart Link,” the company achieves full online processing across order management, logistics scheduling, quality traceability, and electronic documentation; paperless marine fuel supply has been fully implemented at Dalian Port. Additionally, the company participated in drafting the national standard “Specification for Marine Fuel Bunkering Operations” (GB/T 40755–2021). Targeting port operators, shipping companies, vessel management companies, and energy service providers, the company offers diversified cooperation pathways, including customized fuel supply solutions, bonded fuel oil bunkering, LNG pilot collaboration, quality assurance, and integration with digital fuel supply systems.

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.”

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.

CNOOC Energy Technology & Services Limited (Stock Code: 601808.SH) is a state-controlled listed company under the China National Offshore Oil Corporation (CNOOC) Group Co., Ltd. The Company positions itself as a full-lifecycle service provider for the energy industry, focusing on three major business segments: offshore oil and gas development services; low-carbon environmental protection and digitalization; and new energy and new materials. Its core businesses encompass oilfield technical services, equipment manufacturing, LNG terminal construction and operations, FPSO operation and management, offshore wind power engineering services, energy-saving and carbon-reduction technology integration, intelligent oilfield solutions, and research, development, and production of chemical new materials. Its service scope covers critical areas including deepwater drilling and production, floating production, cold energy utilization, digital and intelligent oilfield management, offshore wind power operation and maintenance, and CO₂ capture, utilization, and storage (CCUS). Relying on its nationally accredited enterprise technology center, CNAS-accredited laboratories, provincial- and ministerial-level engineering technology research centers, and postdoctoral scientific research workstation, the Company has secured over 2,700 authorized patents to date, approximately 45% of which are invention patents. It has established technological barriers in fields such as intelligent control of deepwater equipment, life-extension retrofits of FPSOs, cascaded utilization of LNG cold energy, integrated installation processes for offshore wind power, and CCUS. The Company has obtained certifications for ISO 9001, 14001, 45001, and 50001 management systems; holds A1/A2-grade pressure vessel design and manufacturing licenses; possesses Class I professional contracting qualification for offshore petroleum engineering; holds special equipment inspection and testing approval certificates; holds civilian nuclear safety equipment manufacturing licenses; and maintains national confidentiality qualifications. It also complies with API and IMO international standards. Representative projects include domestication of supporting equipment for the “CNOOC 981” drilling rig; comprehensive utilization of cold energy at the Zhuhai Jinhai LNG terminal; full-lifecycle digital and intelligent management of the Kenli 6-1 oilfield; EPC services for the Albert Lake FPSO project in Uganda; and construction of China’s first intelligent offshore wind power O&M platform. The Company has led the formulation of 12 industry standards. Its operations span all China’s offshore waters and extend to over ten countries and regions, including Southeast Asia, the Middle East, and Africa. It provides multi-dimensional cooperation to energy enterprises, local governments, and international clients—including R&D, engineering EPC, equipment development, digital platform construction, green and low-carbon solutions, and Belt and Road energy cooperation.

China National Petroleum Corporation Ningxia Petrochemical Branch is a regional refining and chemical enterprise under PetroChina’s refining, chemical, and new materials business segment. It is positioned as a key clean fuel and fertilizer production base in Northwest China, possessing integrated operational capabilities across refining, fertilizer production, and chemical manufacturing. The company’s core businesses include crude oil processing (primary processing capacity of 5 million tons per year), production and sales of refined products such as gasoline, diesel, and jet fuel, as well as nitrogen fertilizer manufacturing and supply—specifically, 300,000 tons per year of ammonia synthesis and 520,000 tons per year of urea. Its “Ninghua” brand urea is the leading agricultural product promoted in Ningxia and surrounding provinces; it has long served regions including Inner Mongolia, Gansu, and Shaanxi, and has been included in Ningxia’s “Recommended List of Trustworthy Agricultural Inputs.” Core technical capabilities focus on integrated application of domestically developed large-scale fertilizer plant technologies, optimization of refining processes adapted to high-sulfur crude oil, and low-energy-consumption wastewater treatment systems. The company holds 12 invention patents and 47 utility model patents; related achievements have received the First Prize of PetroChina Science and Technology Progress Award. The company is certified to ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and GB/T 23331–2020 Energy Management System standards, and holds both the “Safety Production License for Hazardous Chemicals” and the “Pollutant Discharge Permit.” Representative projects include the upgrading and renovation project for the 1,200-ton-per-hour wastewater treatment facility, and the upgrade of the catalytic flue gas waste-heat recovery system (achieving annual energy savings of approximately 8,500 tons of standard coal). The company also undertakes PetroChina’s pilot initiative on “Green and Low-Carbon Development of Refining and Chemical Operations.” Its service scope concentrates on the five northwestern provinces (autonomous regions); refined products are distributed throughout Ningxia and adjacent cities via PetroChina’s sales network, while fertilizers reach county-level end users through regional distributors and agricultural technology extension systems. Areas of cooperation include supply of clean fuels, customized services for high-efficiency nitrogen fertilizers, collaborative development of energy-saving and carbon-reduction technologies in refining and chemical operations, joint implementation of environmental protection and remediation projects, and verification of fertilizer standards.

China National Petroleum Corporation Jinzhou Petrochemical Branch is a regional backbone enterprise under PetroChina, specializing in the research and development, production, and sales of lubricants, positioned as a lubricant supply base for Northeast China and the Bohai Rim region. The enterprise focuses on four major product categories: industrial oils, automotive lubricants, specialty greases, and oilfield-specific lubricants; its products are widely applied across sectors including petrochemicals, power generation, metallurgy, railways, construction machinery, and oilfield drilling and production equipment. Leveraging PetroChina’s integrated R&D platform and a provincial-level enterprise technology center, the plant possesses capabilities in base oil blending, fully automated filling, online quality control, and batch traceability. It has participated in drafting national and industry standards such as “GB/T 39689-2020 Industrial Closed Gear Oils” and “SH/T 0657-2016 Method for Determination of Nitrogen Content in Lubricating Oils.” The plant has obtained certifications for ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System, and has achieved applicability verification for API SP/CK-4, JASO MA/MB, and certain National Military Standards (GJB). In recent years, it has continuously undertaken lubricant supply tasks for drilling fluid systems in the Liaohe Oilfield block, successfully developing and applying customized products such as high-temperature antioxidant grease for heavy-oil thermal recovery and compressor oil suitable for high-sulfur operating conditions. Concurrently, it is advancing green and low-carbon transformation by conducting pilot-scale testing of environmentally friendly products, including bio-based hydraulic oil and low-phosphorus, long-life turbine oil. Its current business coverage centers primarily on Northeast and North China domestically, serving large energy enterprises, equipment manufacturing units, and industrial operation & maintenance service providers. It offers industry clients customized lubrication solutions, collaborative technical development, demonstration support for full-lifecycle lubrication management, and regionally stable supply partnerships.

PetroChina Jinzhou Petrochemical Company Limited is a key integrated refining and chemical enterprise in Northeast China under PetroChina Company Limited, positioned as a production base for refined oil products, chemical feedstocks, and specialty oil products, and operating at a mature and stable stage. The company’s core business covers crude oil processing (with an initial processing capacity of 10 million tons per year) and downstream product manufacturing, including gasoline and diesel meeting the China VI-B standard, aviation kerosene (GB 6537–2018), liquefied petroleum gas (LPG), polypropylene, benzene-series aromatic hydrocarbons, solvent naphtha, environmentally friendly rubber plasticizers (GB/T 23849–2009), naphthenic transformer oil (SH/T 0040–2021), and aviation lubricating oils. These products are widely applied across sectors such as transportation, power grids, rail transit, tire manufacturing, and military fuel supply. The enterprise possesses advanced capabilities for deep processing of heavy oil and high-value-added conversion, equipped with state-of-the-art facilities including a 10-million-ton-per-year atmospheric and vacuum distillation unit, a 2.2-million-ton-per-year fluid catalytic cracking unit, a 1.2-million-ton-per-year delayed coking unit, a 1-million-ton-per-year continuous reforming unit, an 800,000-ton-per-year diesel hydrotreating unit, a 400,000-ton-per-year polypropylene unit, and a 200,000-ton-per-year C5 separation unit. It has independently developed and applied technologies such as the “Integrated Technology for Naphthenic Transformer Oil” and the “Blending Technology for Low-Sulfur Marine Fuel Oil,” having obtained over 120 national patents, approximately 35% of which are invention patents. In terms of certifications, the company holds ISO 9001, ISO 14001, and ISO 45001 system certifications, and maintains all legally required permits, including the “Safety Production License for Hazardous Chemicals,” the “National Industrial Product Production License,” and the “Pollutant Discharge Permit.” It has been designated by the Ministry of Industry and Information Technology (MIIT) as a national-level green factory and selected as one of the first pilot units for “Digital Transformation Promotion Centers” in Liaoning Province. The company has long undertaken military fuel supply tasks across Northeast China and serves as a designated producer of aviation kerosene for the People’s Liberation Army Air Force. Its products cover the primary retail fuel station networks in Liaoning, Jilin, and Heilongjiang provinces, and support low-carbon transport energy substitution initiatives in the Beijing-Tianjin-Hebei-Liaoning region. Its service scope focuses on the domestic market, centered on Northeast China while extending to parts of North and Northwest China. Practical cooperation opportunities exist in areas such as premium oil product supply, customized specialty chemicals, collaborative refining and chemical technologies, green and low-carbon project partnerships, and digital transformation solutions.

Dalian Branch of China National Petroleum Corporation Safety and Environmental Protection Technology Research Institute Co., Ltd. is a specialized scientific research institution focused on safety and environmental protection, subordinate to China National Petroleum Corporation (CNPC). Established with support from the Beijing headquarters, the branch operates in the Bohai Rim region and serves typical oil and gas operation scenarios—including refining and chemical processing, storage and transportation, and offshore platforms—conducting applied technology R&D and engineering implementation in areas such as intelligent safety risk prevention and control, VOCs treatment, resource recovery of oily sludge, carbon emission monitoring and accounting, and digital emergency response for environmental incidents. The branch employs over 80 professional technical personnel, more than 45% of whom hold senior professional titles, including technical experts from the Ministry of Ecology and Environment, the Ministry of Emergency Management, and CNPC. In the past five years, it has led or participated in two key national R&D plan projects and seven major CNPC-level scientific and technological special projects; published over 60 academic papers; and obtained authorization for 23 invention patents. Core achievements include: an early leakage warning system for refining and chemical facilities; mobile skid-mounted thermal pyrolysis equipment for volume reduction of oily sludge; and an MRV platform for carbon emissions at petrochemical parks—all of which have been scaled up for application at enterprises such as Dalian Petrochemical Company and Liaoyang Petrochemical Company. The branch has obtained ISO 9001 Quality Management System certification (Certificate No.: 0012022Q30588R1M) and holds CMA accreditation for testing capabilities (covering 56 parameters across soil, water quality, and waste gas; Certificate No.: 220601340119). It has actively participated in the formulation and revision of 11 national and industrial standards, including GB/T 31018-2023 and AQ/T 3054-2023. Representative projects include the digital and intelligent enhancement project for Dalian Petrochemical’s “Green Refinery,” the associated gas recovery demonstration project at Bohai Bay offshore platforms, and research on low-carbon transformation pathways for petrochemical parks in Northeast China’s old industrial bases. Currently, its business focuses on the Bohai Rim and Northeast China regions; its technical solutions have indirectly supported environmental upgrades at the Atyrau Refinery in Kazakhstan through CNPC International Corporation. It offers multidimensional collaboration opportunities for energy and chemical enterprises—including technology R&D, standard support, engineering implementation, testing and evaluation, and digital platform development.