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Ningbo Runhe High-Tech Materials Co., Ltd. (Securities Short Name: Runhe Materials; Stock Code: 300727.SZ) is a national high-tech enterprise specializing in the research and development, production, and sales of organosilicon and textile printing & dyeing auxiliaries. Its strategic positioning is “a globally leading provider of organosilicon and textile chemical solutions.” The Company’s core business comprises two major segments: (1) organosilicon application materials—including silicone oils, silicone rubbers, silicone resins, and fumed silica-modified materials—widely applied in electronic packaging, new-energy battery adhesives, medical silicone gels, and high-end textile finishing; and (2) eco-friendly textile printing & dyeing auxiliaries—including formaldehyde-free softeners, low-VOC fluorine-free water-repellent agents, reactive color-fixing agents, and enzymatic preparations—aligned with green printing & dyeing policy directives. Leveraging its National Postdoctoral Research Workstation, Zhejiang Provincial Key Enterprise Research Institute, and CNAS-accredited laboratory, the Company holds a total of 168 valid authorized patents (including 92 invention patents) and has led or participated in the formulation of 11 national and industry standards. It has obtained ISO 9001, ISO 14001, and ISO 45001 system certifications; certain products have received OEKO-TEX® STANDARD 100 Class I certification, GOTS compatibility certification, as well as REACH and RoHS compliance declarations; its subsidiary holds a Safety Production License for Hazardous Chemicals. Its technical capabilities span functionalization, greening, and customization, enabling domestic mass production of key materials such as high-molecular-weight amino silicone oil and low-VOC fluorine-free water-repellent agents, and achieving pilot-scale verification capabilities in fields including thermal-conductive encapsulation adhesives for new-energy vehicles and silane coupling agents for lithium-ion battery separator coating. Representative collaborations include supplying top-tier dyeing & finishing enterprises with a ZDHC MRSL 3.0-compliant formaldehyde-free color-fixing system, and providing UV-resistant silicone encapsulation solutions to one of the world’s top five photovoltaic module manufacturers. Manufacturing bases are located in Ningbo and Ninghai (Zhejiang Province) and Jiujiang (Jiangxi Province)—the latter being a pilot site for Zhejiang Province’s “Factory of the Future.” Its business covers the entire Chinese mainland and extends to export markets across Southeast Asia, South America, the Middle East, and Europe; overseas revenue accounted for 18.7% of total revenue in 2024. The Company delivers comprehensive services to upstream and downstream industrial chain partners, including material supply, joint R&D, customized solutions, and technical collaboration.

Ningbo Langchen New Energy Co., Ltd. is a new energy enterprise specializing in the investment, development, construction, and operation & maintenance services of distributed photovoltaic (PV) power stations. Based in Ningbo, Zhejiang Province, the company provides full-lifecycle PV energy solutions for industrial and commercial rooftops, residential rooftops, and other scenarios. Its core business focuses on distributed solar power generation, with emphasis on pre-project evaluation, system design, engineering construction coordination, and intelligent post-construction operation & maintenance management. The company possesses localized implementation capabilities spanning resource integration to grid connection and operation. Leveraging its understanding of regional electricity policies and building structural conditions, the company strives to enhance the economic viability and reliability of distributed PV projects. Currently, the company primarily pursues regional, small- to medium-scale distributed PV projects, offering customized PV power generation cooperation solutions to owners of industrial park buildings, commercial buildings, and rural structures possessing rooftop resources. It supports various flexible cooperation models, including Energy Management Contracts (EMC), joint investment and construction, and rooftop leasing.

Ningbo Hefeng Chemical Engineering Design & Consulting Co., Ltd. is a private, technology-oriented engineering consulting service provider established in 2003, specializing in professional technical services for process industries—including chemical, pharmaceutical, and new materials sectors—and is listed in Ningbo City’s database of specialized, refined, distinctive, and innovative small- and medium-sized enterprises (SMEs). The company’s core business encompasses engineering consulting, process package development, conceptual design, detailed design, and EPC project management support, covering the entire project lifecycle from early-stage planning through engineering implementation. Its core competencies focus on fine chemical process optimization, inherently safe design for high-hazard processes (including HAZOP analysis and SIL rating), and development of green, low-carbon process pathways, emphasizing integrated “process–safety–environmental protection” design while prioritizing precise control of energy and material consumption and enhancement of inherent safety levels. The company holds Grade-A engineering design qualifications for the chemical, petrochemical, and pharmaceutical industries (Certificate No.: A133003999, valid until December 2027), Grade-B credit evaluation for engineering consulting firms (specializing in chemical and pharmaceutical fields), Class GCD pressure piping design license, and Level-3 certification for work safety standardization; it is also certified to ISO 9001:2015 for quality management systems. Representative projects include the continuous-flow microreactor process retrofit for a pharmaceutical intermediate manufacturer in Zhejiang Province; the wastewater resource recovery engineering design for a dye manufacturer in Jiangsu Province; and the process package development for an electronic specialty gas purification unit for a new materials company in Ningbo. Geographically, its service area centers on the Yangtze River Delta region and extends across Zhejiang, Jiangsu, Shandong, and Anhui provinces. Collaboration models include process package delivery, design commissioning, safety assessment, and EPC technical support, delivering customized, professional, and implementable technical solutions to process industry enterprises, industrial parks, and engineering companies.

Ningbo Double Sun Petrochemical Co.,Ltd. is a medium- and small-sized private enterprise registered in Beilun District, Ningbo, specializing in the wholesale distribution of refined petroleum products and basic chemical products. Based in the East China region, the company serves regional end customers and trading partners. Its core business involves the operation of hazardous chemicals—including diesel and kerosene (with closed-cup flash point ≤60°C) and certain organic solvents. Additionally, the company sells petroleum products (excluding hazardous chemicals), chemical products (excluding those subject to licensing requirements), lubricants, special equipment, and mechanical equipment, and holds qualifications for import and export of goods and technologies. The company possesses the “Hazardous Chemicals Operating Permit” issued by the Beilun District Emergency Management Bureau of Ningbo City, with clearly defined permitted scope and validity extending to May 2027, enabling lawful and compliant provision of hazardous chemicals supply chain services. Supported by stable business registration and annual report records, the company maintains a sound credit status, with no administrative penalties or untrustworthy records listed on the “Credit China” platform or on Zhejiang Province’s ecological environment and emergency management platforms. Its business model focuses exclusively on B2B trade activities; it operates no in-house production facilities, R&D systems, or branded retail networks, nor does it have publicly documented records of winning government procurement contracts. However, the company demonstrates robust compliance capabilities in hazardous chemicals operations and extensive experience in integrating cross-category chemical product resources. It provides refined petroleum products and chemical supplies, channel distribution, and coordinated import/export services—fully compliant with national regulations—to energy traders, industrial manufacturing enterprises, logistics and transportation entities, and other partners requiring import/export capabilities.

Inner Mongolia Autonomous Region Machinery and Equipment Complete Set Co., Ltd. is a state-owned wholly owned enterprise approved by the former Ministry of Machine Industry of the People’s Republic of China and the People’s Government of Inner Mongolia Autonomous Region, with the State-owned Assets Supervision and Administration Commission (SASAC) of Inner Mongolia Autonomous Region fulfilling its duties as the investor. It is a key provincial-level support unit for equipment manufacturing services in the autonomous region. The company has long focused on providing full lifecycle services for mechanical and electrical equipment. Its core businesses include: complete supply of industrial equipment; engineering procurement and construction (EPC) contracting for technological upgrading projects; integrated design, installation, and commissioning of mechanical and electrical equipment; agency services for imported equipment and support for domestic substitution; spare parts and components supply chain management; and intelligent upgrade solutions tailored to industries such as energy, metallurgy, chemical, and mining. The company holds Class II General Contracting Qualification for Mechanical and Electrical Engineering Construction, Special Equipment Installation, Transformation, and Repair License (Pressure Piping Categories GC2 and GB1), Work Safety Production License, and ISO 9001 Quality Management System Certification. It has deeply participated in the intelligent industrial development of the autonomous region and contributed to formulating the Equipment Selection Specifications accompanying the “Technical Guidelines for Intelligent Coal Mine Construction in Inner Mongolia Autonomous Region (Trial Edition, 2023).” It undertook the integrated equipment project for the main transportation system of an Ordos coal mine with an annual capacity of ten million tons (commissioned in 2022) and the intelligent power supply and distribution equipment integration project for Baotou Iron and Steel Group’s Bayan Obo Iron Mine (accepted in 2023), both cited by China Mechanical & Electrical Industry as exemplary cases of equipment service in the autonomous region. Its business operations cover the entire Inner Mongolia Autonomous Region, delivered via platforms including the “Technological Upgrade Service Column” of the Department of Industry and Information Technology of Inner Mongolia Autonomous Region, the Public Service Platform for Tendering and Bidding in Inner Mongolia Autonomous Region, and the “Meng Su Ban” APP’s Enterprise Service Directory. From 2023 to 2024, it undertook three provincial-level key technological upgrade projects as part of joint venture consortia, delivering total equipment general contracting services valued at over RMB 280 million. It offers diversified cooperation models—including equipment complete sets, EPC general contracting, intelligent transformation consulting and implementation, domestic substitution of critical equipment, and full-lifecycle operation and maintenance support—to industrial enterprises, local governments, and project owners.

Inner Mongolia Unisplendour Chemical Co.,Ltd. is a private enterprise specializing in the research and development, production, and sales of fine chemical products, focusing on deep processing of by-products from chlor-alkali chemical production and industrialization of key intermediates for organosilicon compounds. The company’s core business includes continuous, large-scale production of silane compounds such as chloromethane, methyltrichlorosilane, and dimethyldichlorosilane; its products are widely applied in downstream industries including organosilicon monomer synthesis, silicone oil, silicone rubber, and construction waterproofing materials. Leveraging three authorized invention patents independently developed by the company—including “Continuous Preparation Method for Methyltrichlorosilane”—the enterprise has established a proprietary technical system centered on temperature-gradient control of directed chlorination reactions of chloromethane and online catalyst regeneration. These achievements were included in the “2023 Key Energy-Saving and Emission-Reduction Technology Promotion Catalogue of the Inner Mongolia Autonomous Region.” The company holds a Hazardous Chemicals Safety Production License ((Meng) WHAQXZ No. [2021] 03-0047) and a National Industrial Product Production License for Hazardous Chemicals (Organic Products), and has obtained ISO 9001:2015 Quality Management System Certification. Environmentally, the company has installed an HCl recovery system and a three-stage alkaline scrubbing plus activated carbon adsorption system for chlorine-containing exhaust gases; wastewater undergoes pretreatment before being discharged to the park’s centralized wastewater treatment plant, fully complying with the “Emission Standards for Pollutants from Inorganic Chemical Industry” (GB 31573-2015). Currently, the company’s annual production capacity for methyltrichlorosilane is approximately 30,000 metric tons, primarily serving leading customers in the organosilicon industry chain across Shandong, Jiangsu, and Zhejiang provinces—including Hoshine Silicon Industry (Shanshan) Co., Ltd. and Jiangxi Lansi Xinghuo Organosilicon Co., Ltd. Targeting organosilicon monomer manufacturers, new-materials R&D institutions, and enterprises seeking green process upgrades, the company provides stable and reliable intermediate supply, customized technical collaboration, and energy-saving and emission-reduction process optimization support.

Inner Mongolia Zhongmei Yuanxing Energy Chemical Co., Ltd. is a controlled subsidiary of China Coal Group, jointly established by China Coal Energy Co., Ltd. (601898.SH/01898.HK) and Inner Mongolia Yuanxing Energy Co., Ltd. (000683.SZ). It is positioned as a modern coal chemical and clean energy comprehensive utilization enterprise using natural gas as its feedstock, falls under the chemical raw materials and chemical products manufacturing industry, and serves as the implementing entity for a regional demonstration project supported by the State’s “Innovation-Driven Development Layout Plan for the Modern Coal Chemical Industry.” The Company’s core business encompasses the production and sales of ammonia, urea, methanol, liquefied natural gas (LNG), and co-produced hydrogen. Its key facilities include an annual production capacity of 300,000 tons of ammonia, 520,000 tons of urea, 200,000 tons of methanol, and an integrated LNG co-production project, which commenced operations in 2013. Its technological route employs an energy-saving ammonia synthesis process jointly developed by East China University of Science and Technology and Sinopec Ningbo Engineering Co., Ltd., as well as the HT-L pulverized coal gasification technology developed by Aerospace Long March Chemical Engineering Co., Ltd.; over 95% of its critical equipment is domestically manufactured. The enterprise holds valid permits for hazardous chemical safety production, pollutant discharge, and water withdrawal, as well as ISO 9001:2015 quality management system certification; it has also achieved integrated certification under ISO 14001:2015 environmental management system and ISO 45001:2018 occupational health and safety management system. Additionally, it owns patents including the invention patent “Method for Treating Low- and Medium-Pressure Stripping Waste Liquid in Urea Production” and multiple utility model patents. Its products strictly comply with national standards GB/T 2440–2017 (Urea) and GB 338–2021 (Methanol), and have consistently been reported as qualified in the Inner Mongolia Autonomous Region’s key industrial product quality supervision and inspection for multiple consecutive years. In 2023, urea output reached 486,000 tons, primarily supplied to spring farming markets in Northeast, North, and Northwest China, with customers including Sinofert Holdings Ltd., Yuntianhua Agricultural Materials Co., Ltd., and Inner Mongolia Supply and Marketing Cooperative Agricultural Materials Chain Co., Ltd.; methanol was sold to formaldehyde and acetic acid producers in Shaanxi and Ningxia provinces. The enterprise’s business is concentrated in northern China’s major agricultural regions and the coal-chemical industrial chain of Inner Mongolia, Shaanxi, and Ningxia. It is currently participating in preparatory work for Ordos City’s pilot project on “green electricity-based hydrogen production coupled with coal chemical industry,” and is open to cooperation in areas such as fertilizer supply security, chemical raw material supply, collaborative development of clean energy, and green technological upgrading of coal chemical enterprises.

Inner Mongolia Yihua Chemical Co., Ltd. is a large-scale chlor-alkali chemical and circular economy demonstration enterprise controlled by Hubei Yihua Group. Leveraging the resource endowments of the western Inner Mongolia region, the company has established an integrated circular economy industrial chain covering “coal → electricity → calcium carbide → PVC → cement made from calcium carbide slag.” Its core businesses include calcium carbide, polyvinyl chloride (PVC), caustic soda, industrial gases (nitrogen, oxygen, acetylene), and new dry-process cement manufactured from calcium carbide slag. Its products comply with the “Top Grade” standard specified in GB/T 5761–2018; some SG-5 grade PVC resins have obtained green product certification from the China Petroleum and Chemical Industry Federation. Relying on energy-saving enclosed calcium carbide furnaces, ion-exchange membrane electrolytic cells for caustic soda production, and suspension polymerization technology for PVC, over 95% of key equipment is domestically manufactured, and 100% automation control has been achieved for core processes, with Distributed Control Systems (DCS) covering all major production units across the plant. The company holds the “National Industrial Product Production License” (XK13-014-00087), is certified under ISO 9001, ISO 14001, and ISO 45001 management systems, and has been recognized as a Level-II enterprise for safety production standardization. It operates an enterprise-level technology center designated by the Inner Mongolia Autonomous Region and, over the past three years, has been granted 12 utility model patents. It participated in revising the industry standard “Green Factory Evaluation Requirements for Calcium Carbide Industry” (HG/T 6155–2023); its technology for producing high-activity blended materials from calcium carbide slag has been included in the “National Key Energy-Saving and Low-Carbon Technology Promotion Catalog (2023 Edition).” The company has completed a solid waste co-processing project utilizing calcium carbide slag to produce cement at an annual capacity of 2 × 600,000 tons, replaced the DCS system in its PVC polymerization workshop with domestically produced equivalents, and is conducting preliminary work for a demonstration project integrating green electricity with chlor-alkali production. Its products primarily serve downstream industry customers—including building materials, profiles, and piping—in North China, Northwest China, and Southwest China, providing stable, reliable chemical raw materials and comprehensive solutions targeting circular economy upgrading, application of energy-saving and low-carbon technologies, collaborative development along the chlor-alkali industrial chain, and supporting green building materials.

Inner Mongolia Western Natural Gas Co., Ltd. (Stock Abbreviation: Western Natural Gas; Stock Code: 601138) is a key regional energy enterprise under the jurisdiction of the Inner Mongolia Autonomous Region, established upon approval by the People’s Government of the Inner Mongolia Autonomous Region and controlled by Inner Mongolia Energy Group. The company was listed on the Main Board of the Shanghai Stock Exchange in December 2022 and is positioned as a regional natural gas transmission & distribution and integrated energy service operator. Its core businesses include construction and operation of long-distance natural gas pipelines, urban gas transmission & distribution, LNG production and sales, natural gas-based distributed energy projects, hydrogen energy projects, and other clean energy initiatives. Focusing on multi-energy synergy among “pipeline gas + LNG + hydrogen,” the company provides customized gas supply solutions for industrial users, industrial parks, and transportation sectors; integrated park-level distributed energy system services; and full-lifecycle management services for hydrogen refueling stations. Leveraging a backbone pipeline network exceeding 2,800 kilometers covering leagues and cities including Ordos, Baotou, Hohhot, and Ulanqab, the company serves as both a connecting channel between the Shaanxi-Beijing Pipeline and the West-to-East Gas Transmission Pipeline and the hub of the western Inner Mongolia natural gas trunk network, with a designed annual gas transmission capacity exceeding 12 billion cubic meters. Technologically, the company operates an autonomous-region-level enterprise technology center and possesses engineering capabilities including intelligent inspection in frigid regions, domestication and integration of SCADA systems, and digital twin modeling of station facilities. It holds 17 utility model patents and has participated in drafting multiple local standards. The company holds the following licenses and qualifications: Gas Business License; Pressure Pipeline Design/Installation License; Hazardous Chemicals Business License; LNG Refueling Station Operation Qualification; and certain Power Business Licenses (Supply Category). All key operational stations have passed certification under ISO 9001, ISO 14001, and ISO 45001. Representative projects include the E’erduosi–Hohhot–Zhangjiakou Gas Transmission Pipeline (a sub-project under the State’s “14th Five-Year Plan” 102 Major Projects), the Hohhot New Airport Natural Gas Supply Project, the Baotou Hydrogen Demonstration Hydrogen Refueling Mother Station, and Inner Mongolia’s first pure-hydrogen transmission pilot pipeline. While centered in Inner Mongolia, the company’s business extends to North China regions including Shanxi, Hebei, and Beijing, deeply supporting clean energy supply assurance for the Beijing-Tianjin-Hebei region and implementation of the northern “coal-to-gas” policy. In 2023, it supplied 4.23 billion cubic meters of gas to key industrial parks within the region, accounting for approximately 61% of total pipeline gas sales in western Inner Mongolia. We sincerely invite government platforms, industrial parks, energy users, and industry-chain partners to engage in pragmatic cooperation across areas including joint pipeline infrastructure development, complementary multi-energy systems, hydrogen energy applications, and digitalized operation & maintenance.

Inner Mongolia Qinghua Group Tengger Coal Coking Co., Ltd. is a core enterprise under Inner Mongolia Qinghua Group Co., Ltd., primarily engaged in coal coking. It serves as a pivotal link—connecting upstream and downstream operations—in the Northwest Region’s circular economy industrial chain of “coal–coke–chemicals–power generation–building materials.” The company’s main business includes coke production (annual capacity: 2.2 million tons), alongside comprehensive recovery and integrated utilization of coking by-products (e.g., coal tar, crude benzene, ammonium sulfate, and coke oven gas). Supporting facilities include dry quenching of coke, chemical products recovery, waste heat power generation (2 × 15 MW), and regional collaborative utilization systems for coke oven gas. Its technological approach adopts China’s mainstream stamp-charging coking process, enabling highly efficient recovery of sensible heat from coke and multi-path consumption of coke oven gas. 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; holds the “Work Safety Production License,” “National Industrial Product Production License (Coke),” and “Pollutant Discharge Permit”; and has completed ultra-low emission retrofitting, passing municipal-level acceptance. Its emissions consistently meet standards stricter than the special emission limits stipulated in the national standard “Emission Standard of Pollutants for Coking Chemical Industry” (GB 16171-2012), qualifying it as an Autonomous Region-level Clean Production Demonstration Enterprise. Its coke is primarily supplied to steel enterprises in the Northwest Region; part of its coke oven gas is delivered to downstream chemical enterprises—including methanol and ammonia synthesis plants—within the industrial park, fostering regional industrial synergy. Deep processing of coal tar yields primary chemical raw materials such as industrial naphthalene and phenols. The company holds three utility model patents related to energy-saving coking equipment. Its production and business operations have remained continuously stable in recent years, with no overseas business activities conducted. Targeting upstream and downstream links in the industrial chain, pragmatic cooperation opportunities exist in areas including stable coke supply, resource-based utilization of coke oven gas, optimization of waste heat recovery systems, technical collaboration on dry quenching of coke and chemical products recovery, and support for clean production retrofitting.