Dalian Jinzhou Gaohong Gas Factory is located in Hongta Village, Yongzheng Subdistrict, Jinhua District, Dalian City, Liaoning Province. Established in 2005, it is a personally owned enterprise that has operated continuously for nearly two decades. The factory specializes in the production, filling, and sale of industrial gases and functions as a regional foundational gas service provider. Its business covers Dalian City and surrounding cities including Yingkou and Dandong, focusing on on-site gas supply and bottled-gas delivery for small- and medium-sized manufacturing customers. Core business activities include the full-process filling and sale of oxygen, nitrogen, argon, carbon dioxide, acetylene, hydrogen, liquid oxygen, liquid nitrogen, liquid argon, and dissolved acetylene. Typical application scenarios encompass metal welding and cutting in mechanical processing, inert gas protection for food preservation, medical gas supply to healthcare facilities, and small- to medium-scale chemical and manufacturing processes such as metal heat treatment and electronic component cleaning. The enterprise possesses filling capabilities for mobile pressure vessels (liquid oxygen, liquid nitrogen, liquid argon) and conducts compliant operations under its self-held Special Equipment Production License (TS2221025-2026) and Hazardous Chemicals Business License (Liaoning (Dalian) Emergency Management Hazardous Chemicals Business Permit No. [2023] 0087, valid until June 28, 2026). It holds an Emission Permit issued by the Ministry of Ecology and Environment (Permit No.: 91210213MA0UQYJL7T001V), authorizing emissions of non-methane total hydrocarbons, particulate matter, and noise, in compliance with standards GB16297-1996 and GB12348-2008. Over the past three years, the enterprise has consistently received no major hazard rectification items during “dual-random” inspections conducted by the Liaoning Provincial Department of Emergency Management, reflecting sound safety production records. Publicly available information does not indicate possession of ISO management system certifications, designation as a High-Tech Enterprise, recognition as a “Specialized, Refined, Distinctive, and Innovative” enterprise, independently developed patents, or participation in industry standard development. Representative performance includes stable service provision to small- and medium-sized mechanical processing plants, food processing enterprises, and primary-level medical institutions across Northeast China, offering customized bottled-gas delivery and on-site low-temperature liquid storage tank gas supply solutions; however, specific project names or large-scale chemical plant support cases are not disclosed. The enterprise’s current service scope is limited to the domestic Northeast region; it lacks overseas investment registration, Authorized Economic Operator (AEO) certification, registration as an importer/exporter of goods, or international client collaboration cases. Publicly available information does not indicate multilingual service capability, overseas engineering delivery experience, or technology licensing export capacity. Its primary cooperation models consist of localized gas filling and sales, demand-based delivery, and leasing of small-scale on-site gas supply systems.

Carbon Suo (Hangzhou) Energy and Environmental Technology Co., Ltd. is a regional technology service provider specializing in energy system optimization and integrated environmental governance under carbon neutrality pathways. Based in Zhejiang Province, the company delivers lightweight, localized carbon management solutions to small- and medium-sized energy-consuming entities. Its core business encompasses carbon emission monitoring and accounting services, energy audits and energy efficiency diagnostics, green and low-carbon solution design, environmental protection technical consulting, and contract energy management. Service scenarios primarily target compliance support and awareness-building for industrial parks, data centers, and small- and medium-sized manufacturing enterprises. The company’s core capability lies in integrating third-party data interfaces—such as the Green Electricity Traceability Platform of the Power Exchange Center and Zhejiang Province’s Carbon Inclusion Platform—with customized Excel toolkits, offline training, and pathway recommendations, thereby establishing a delivery model centered on “data referencing + localized response.” The company has provided foundational carbon emission accounting and green electricity procurement pathway recommendations for a data center in Hangzhou’s Yunqi Town and participated in the “Public Welfare Initiative for Enhancing Carbon Management Capabilities of Micro-enterprises,” organized by the Hangzhou Municipal Ecological Environment Bureau, serving approximately 40 small- and medium-sized manufacturing enterprises across Yuhang and Linping districts. Currently, the company holds no national high-tech enterprise certification, no “Specialized, Refined, Distinctive, and Innovative” (Zhuan Jing Te Xin) designation, no CMA/CNAS accreditation, and no ISO 14064 or ISO 50001 certification; it also possesses no authorized invention patents nor any publicly documented self-developed software or hardware products. Its operations are confined to Zhejiang Province, with no cross-border business activities or outward investments undertaken to date. Potential collaboration areas include regional park-level carbon inventory support, joint promotion of energy efficiency improvements for industrial and commercial users, training on implementation of “dual carbon” policies, and practical project coordination for co-building green and low-carbon service ecosystems.

China CNTC International Tendering Co., Ltd. was established in 2004. It is a professional tendering agency approved by the State-owned Assets Supervision and Administration Commission of the State Council and controlled by China International Engineering Consulting Co., Ltd. The company positions itself as a full-chain, full-category tendering and procurement service provider, and has long served central government ministries and commissions, central state-owned enterprise groups, local governments, and large-scale infrastructure project entities. Its core business encompasses tendering agency services, government procurement agency services, non-tender procurement (including competitive negotiation, request-for-quotation, and bidding), whole-process engineering consultancy, cost consultancy, operation of electronic tendering and bidding platforms, and research and training on tendering and bidding policies. Leveraging its independently developed and controllable “China Zhongzhao United Electronic Tendering and Bidding Platform,” the company possesses digital service capabilities compliant with the Measures for Electronic Tendering and Bidding and the national standard GB/T 38357–2019, and has connected to the China Public Service Platform for Tendering and Bidding. It has been recognized by the China Tendering and Bidding Association as an “Innovative Practice Case of Electronic Tendering and Procurement.” In terms of qualifications, the company holds Class-A qualifications for tendering agency services for central government investment projects granted by the National Development and Reform Commission, Class-A qualifications for tendering agency services for construction projects granted by the Ministry of Housing and Urban-Rural Development, and government procurement agency qualifications granted by the Ministry of Finance. It is among the earliest domestic institutions to obtain dual Class-A qualifications and remains a leader in the industry. To date, the company has completed over 100,000 tendering and procurement projects, with winning bid amounts exceeding RMB 2.6 trillion. Representative projects include the electromechanical equipment tendering for the Baihetan Hydropower Station, the EPC tendering for municipal engineering in the Xiong’an New Area Launch Zone, and the tendering for supporting infrastructure projects of the national computing power hub node (Qingyang, Gansu) data center cluster. Its client base covers State Grid Corporation of China, China National Petroleum Corporation, China Mobile Communications Group Co., Ltd., China Development Bank, China State Railway Group Co., Ltd., and finance and development planning departments across all 31 provinces (autonomous regions and municipalities). The company employs over 600 professionals, more than 45% of whom hold senior professional titles or registered professional qualifications. It maintains branches or cooperative service centers in over 20 key cities—including Beijing, Shanghai, Guangzhou, Xi’an, Chengdu, and Wuhan—and provides customized tendering and procurement solutions and collaborative services for sectors including energy, transportation, water resources, municipal works, information and communications, healthcare, education, and scientific research.

Sinopec Baling Petrochemical Company (Baling Branch of Sinopec Corporation) is a large-scale integrated refining and chemical enterprise under the Sinopec Group, focusing on the petroleum and chemical industries, with refining, chemical production, and synthetic materials as its three core businesses. It is a major domestic production base for styrene, cyclohexanone, thermoplastic elastomers (TPEs) (including SBS, SIS, and SEBS), caprolactam, epoxy resins, and solvent-based rubber additives. The company possesses an annual crude oil primary processing capacity of 12 million tons and an ethylene production capacity of 600,000 tons; its aromatics complex ranks among the largest in China. Its thermoplastic elastomer production and sales volume have ranked first in Asia and among the top three globally for multiple consecutive years; its single-line caprolactam production capacity reaches 400,000 tons per year, making it one of the largest single-unit facilities domestically. Relying on a national-certified enterprise technology center, a postdoctoral research workstation, and multiple provincial- and ministerial-level innovation platforms, the company has cumulatively received three Second Prizes of the National Science and Technology Progress Award and one China Patent Gold Award, holds over 800 valid invention patents, and has led or participated in the formulation and revision of more than 50 national and industry standards. The company has obtained ISO 9001, ISO 14001, and ISO 45001 certifications, holds all statutory qualifications—including the Safety Production License for Hazardous Chemicals—and is recognized as a National High-Tech Enterprise, a National Green Factory, and an Energy Efficiency “Pacesetter” in key energy-consuming industries designated by the Ministry of Industry and Information Technology (MIIT). Representative projects include China’s first pilot-scale medical-grade SEBS facility (10,000-ton annual capacity), a fully integrated intelligent refining and chemical control system, and the “Key Green Manufacturing Technologies for High-Performance Thermoplastic Elastomers,” a key project under the National 14th Five-Year Plan for Key R&D Programs. Its products are widely applied in medical protection, premium footwear materials, asphalt modification, sealing components for new-energy vehicles, and other fields; some products are exported to the European Union, Southeast Asia, and the Middle East. Leveraging Sinopec’s global supply chain, the company provides refining and chemical technical support and personnel training to Central Asia and Africa, and offers domestic and international customers R&D collaboration, customized product supply, green process upgrading services, and collaborative implementation of Belt and Road Initiative energy projects.

China National Aviation Fuel Co., Ltd. Jilin Branch is a provincial-level specialized aviation fuel support institution established in Jilin Province by China National Aviation Fuel Group Co., Ltd.—a central enterprise supervised by the State-owned Assets Supervision and Administration Commission (SASAC) of the State Council—and functions as an operator of critical aviation transportation infrastructure. Based in Jilin Province, the company exclusively provides aviation fuel procurement, storage and transportation, refueling, quality inspection, and full-process operational support services for all three certified transport airports in the province: Changchun Longjia International Airport, Yanji Chaoyangchuan Airport, and Changbaishan Airport, thereby ensuring the stable operation of Changchun Longjia International Airport, which handles over ten million passenger movements annually. Leveraging the China National Aviation Fuel Group’s nationwide integrated aviation fuel support network, the branch possesses digital dispatching and remote quality monitoring capabilities. Its fuel supply facilities at Changchun Longjia International Airport are equipped with an automated refueling vehicle dispatching system, online real-time fuel quality analyzers, and a dual-circuit power supply backup system, all compliant with standards including those set forth by Airports Council International (ACI) and the International Air Transport Association (IATA) Global Aviation Fueling Forum (GAFF), as well as China’s Civil Aviation Regulations on Airworthiness Management of Civil Aviation Fuel and Technical Specifications for Quality Control and Operating Procedures of Aviation Fuel (MH/T 6020). The company holds a Dangerous Chemicals Business License, a Refined Oil Wholesale Business Approval Certificate, and a Civil Aviation Fuel Enterprise Airworthiness Certificate issued by the Civil Aviation Administration of China (CAAC); it has also obtained certification for the ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System. In terms of standard development, the company participated in drafting the national standard “Technical Specification for Storage and Transportation of Aviation Fuel” (GB/T 38298-2019) and other industry standards. Its business scope is strictly confined to aviation fuel supply within the administrative boundaries of Jilin Province, and it may engage in practical cooperation initiatives such as aviation fuel supply assurance partnerships, operational coordination, joint standard development, and collaborative safety drills.