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Tangshan Zhonghao Chemical Co., Ltd. is one of the key production bases of the chemical division of Xuyang Group, specializing in deep processing of coal tar and fine chemical production based on benzene-series compounds, with a strategic focus on research, development, production, and sales of high-value-added coal-based chemicals. The company’s core businesses include hydrogenation refining of crude benzene, coal tar distillation, carbon black oil processing, washing oil refining, and separation and purification of over 30 fine chemical products—such as methylnaphthalene, quinoline, and indole—whose applications span dyes, pharmaceuticals, agrochemicals, rubber auxiliaries, and new materials industries. Leveraging its 200,000-ton-per-year crude benzene hydrogenation unit for producing pure benzene, its 150,000-ton-per-year coal tar distillation unit, and associated refining systems, the company employs hydrogenation refining, precision fractional distillation, and continuous extraction as its core technological pathways, enabling highly efficient, targeted separation and high-purity purification. Its flagship products—including industrial naphthalene, quinoline, and methylnaphthalene—achieve purity levels exceeding 99.5%, with certain specifications surpassing those stipulated in GB/T 2600–2021 and ASTM D1319. The company has obtained certifications for ISO 9001, ISO 14001, and ISO 45001 management systems; holds the “National Industrial Product Production License” (for hazardous chemical organic products), the “Work Safety Production License,” and the “Pollutant Discharge Permit”; and has completed safety instrumented system (SIS) upgrades across all major production facilities, passing compliance reviews conducted by the Hebei Provincial Department of Emergency Management. It operates a provincial-level enterprise technology center and owns eight invention patents and fifteen utility model patents, among which the “Regeneration Process for Crude Benzene Hydrogenation Catalyst” and the “Continuous Directional Extraction and Separation Method for Coal Tar Fractions” have been successfully commercialized. Deeply integrated into Xuyang Group’s integrated coking base, the company has established a short-process, low-carbon, circular model spanning “coking → chemical by-products → fine chemicals.” Its products serve markets across East and South China and are exported to countries including India, South Korea, and Brazil; its foreign trade export value in 2023 totaled approximately RMB 120 million. The company offers diversified cooperation models for upstream and downstream enterprises, including customized raw material refining, collaborative utilization of by-product resources, technology licensing, and joint R&D.

Suizhou Urban Space Operation and Management Group Co., Ltd. is a municipally owned, wholly state-owned enterprise established with the approval of the Suizhou Municipal People’s Government. It is positioned as a professional operator of urban spatial resources, focusing on the integrated development, quality-enhanced operation, and value enhancement of urban public spaces, idle assets, underutilized land, and supporting facilities. It operates within the urban comprehensive operation segment of modern urban services. The company’s core businesses include market-oriented operations of micro-urban spatial assets such as public parking lots, intelligent parking space systems, outdoor advertising spaces, community convenience service kiosks, smart streetlights, and parking facilities in the ancient city area. It has undertaken specific projects including the renovation of parking facilities in the moat area of the Suizhou Ancient City and operation and maintenance services for 12 intelligent parking space systems in the city’s central urban area. Its core competencies lie in resource integration capability, government-enterprise collaboration mechanisms, and localized scenario-based operational experience. Its business operations rely on resource coordination provided by its parent company—Suizhou State-Owned Capital Investment and Operation Group Co., Ltd.—and authorization from government authorities; it does not engage in general contracting for construction projects or real estate development. The company does not maintain an independent official website; however, its registration information, shareholder structure, key personnel (including legal representative and chairman Wang Tao), and operational status are consistently verifiable on national platforms such as the National Enterprise Credit Information Publicity System, TianYanCha, and QiChaCha. Business updates are frequently reported by local official media outlets, including “Suizhou Release” and “Suizhou Daily.” As of March 2025, its service scope is explicitly confined to the administrative jurisdiction of Suizhou City, with no documented inter-city or international business activities. In collaboration with partners—including government platforms, technology service providers, equipment suppliers, and regional operators—the company advances quality improvement, efficiency enhancement, and sustainable operation of urban spatial assets through commissioned operations, joint construction, and co-development of application scenarios.

Suzhou Blue Whale Water Treatment Equipment Co., Ltd. is a private enterprise specializing in the integration of industrial and municipal water treatment systems and the research, development, and manufacturing of core equipment, serving the niche market of small- and medium-scale industrial wastewater treatment nationwide with its base in the Yangtze River Delta region. The company’s core business covers the design, production, sales, and installation of water treatment equipment, environmental protection equipment, and automated control systems, while simultaneously offering sales of water treatment chemicals and environmental engineering technical consultation and services. Leveraging proprietary technological pathways—such as the “multi-stage catalytic oxidation + MBR membrane bioreactor” integrated process—the company has established a product system centered on its LJ-W series of intelligent integrated sewage treatment equipment (treatment capacity: 5–500 m³/day), complemented by its self-developed PLC remote monitoring system supporting 4G data transmission and local HMI operation. Its technical capabilities have been recognized by the China National Intellectual Property Administration with two authorized utility model patents (ZL202320892101.6 and ZL202320892102.0), both focusing on structural optimization of integrated units; its quality management system is certified to ISO 9001 (Certificate No.: 00122Q31234R0M, valid until August 2025). Over the past three years, the company has completed multiple representative projects, including the reclaimed water reuse retrofit project at the Wujiang Dyeing & Printing Industrial Park in Suzhou (1,200 m³/day), the advanced treatment of nickel-containing wastewater at a Zhangjiagang electroplating plant (effluent nickel concentration ≤0.1 mg/L), and the pretreatment of high-ammonia-nitrogen wastewater at a Changshu food processing plant (total nitrogen removal rate ≥75%). Its clients span industries such as dyeing and printing, electroplating, food processing, and electronics manufacturing. Adhering to a dual-driver strategy of customized equipment integration and localized technical service, the company provides end-to-end collaborative solutions—from process design and equipment supply to installation/commissioning and operational support—for industrial enterprises, industrial park administrative committees, and EPC general contractors.

Shuifa Energas Gas Co., Ltd. (Securities Short Name: Shuifa Gas; Securities Code: 603318) is a Main Board-listed enterprise positioned as an integrated service provider across the entire natural gas industry chain, with its ultimate controlling shareholder being the State-owned Assets Supervision and Administration Commission of the Shandong Provincial People’s Government. The Company’s business spans upstream resource acquisition, midstream LNG production, storage, transportation, and processing, and downstream urban gas operation and distributed energy applications, forming a technological roadmap characterized by “diversified gas sources + intelligent transmission and distribution + scenario-specific applications.” Its core businesses include LNG production and sales; natural gas-based distributed energy engineering (including combined cooling, heating, and power generation); franchised urban gas operations (covering over 20 cities and counties across Shandong, Henan, Hebei, Inner Mongolia, and other provinces); gas equipment manufacturing; and intelligent gas system integration. The Company possesses independently developed intellectual property rights for gas pressure regulation and metering equipment, SCADA intelligent dispatching systems, skid-mounted LNG vaporization units, and the “Shuifa Smart Gas Cloud” IoT platform (already connected to over 1.5 million end-user terminals). Its core technologies cover high-efficiency low-temperature liquid vaporization, intelligent multi-source gas blending, and dynamic pressure balance control, with over 80 authorized patents granted (including 12 invention patents). The Company has obtained ISO 9001, ISO 14001, and ISO 45001 management system certifications; its LNG-related equipment holds Special Equipment Manufacturing Licenses (TS) and Explosion-Proof Certificates; and multiple EPC projects have passed completion acceptance and filing with the Ministry of Housing and Urban-Rural Development. Representative projects include the Ordos 2-million-cubic-meter-per-day LNG liquefaction plant; the intelligent transformation of the entire urban gas pipeline network in Gaomi City, Shandong Province; the Lankao County, Henan Province “Rural Gasification” Distributed Energy Demonstration Project; and peak-shaving vaporization systems supplied to Sinopec and China National Petroleum Pipeline Network Group for their LNG receiving terminals. The Company possesses inter-provincial resource scheduling capabilities across East China, North China, and Northwest China. Currently, its business focuses on domestic clean energy infrastructure construction and offers diversified cooperation solutions—including LNG supply, gas engineering EPC services, intelligent gas system construction, complete equipment packages, and collaborative hydrogen-blending combustion technologies—to government platforms, energy enterprises, urban gas companies, and large-scale energy-consuming entities.

Shilong Heavy Industry (Dalian) Co., Ltd. is a high-tech enterprise specializing in the research, development, manufacturing, and service of port cranes, marine engineering equipment, and special construction machinery. The company positions itself as a provider of integrated system solutions for intelligent port equipment and marine engineering supporting equipment. Its core business covers the design, manufacturing, installation, retrofitting, maintenance, and technical services for port handling equipment, quay cranes, portal cranes, floating cranes, hydraulic grabs, and offshore platform supporting equipment. Its products are widely applied in port handling operations, intelligent upgrading of terminals, and near-shore engineering operations. Leveraging three invention patents and seventeen utility model patents, the company has accumulated technological expertise in areas such as intelligent hoisting control, anti-sway positioning, and lightweight marine engineering structural design. Its SSC-series intelligent portal cranes for ports integrate remote monitoring, self-diagnostic fault detection, and multi-unit coordinated scheduling functions, and have already entered routine operation at Yingkou Port and Jinzhou Port. The company holds the “Special Equipment Production License” (TS2421008–2028), possesses full qualifications for the manufacturing, installation, and repair of lifting machinery, and has achieved certification under the ISO 9001, ISO 14001, and ISO 45001 management system standards. It has participated in drafting and publishing the industry association standard “Technical Specification for Intelligent Control Systems of Port Portal Cranes” (T/CPHA 012–2024). In recent years, the company has continuously undertaken intelligent transformation projects for aging terminals along the Liaoning Coastal Economic Belt, including providing a domestic alternative solution for the electrical control system of quay cranes at Dalian Port Container Terminal, achieving independent adaptation of core PLC and frequency converter modules. Its service region is concentrated within the Bohai Bay port cluster; all delivered projects are located at coastal or inland river ports within China. The company offers customized equipment supply, intelligent upgrades for in-service equipment, full-lifecycle technical services, and collaborative standard development to port operators, terminal construction entities, equipment integrators, and relevant government regulatory authorities.

Shijiazhuang Fuda Machinery & Equipment Co., Ltd. Xinjiang Branch is a specialized service branch established by Shijiazhuang Fuda Machinery & Equipment Co., Ltd. in Northwest China. Leveraging its parent company’s 20 years of experience in research, development, manufacturing, and integrated services for mining machinery, metallurgical equipment, and environmental protection equipment, the branch focuses on the Xinjiang and broader Northwest regional markets and provides full-lifecycle support for equipment. Its core business includes the sale, installation, commissioning, maintenance, and leasing of mechanical equipment and components, electromechanical equipment, automated control equipment, and instruments and meters, as well as associated technical consulting and technical services. Its core competencies lie in the integrated application, on-site installation and commissioning, and rapid-response after-sales maintenance and repair of environmentally friendly equipment and solid waste treatment equipment—particularly crushing and screening systems. The branch has actively participated in an EPC project for steel slag treatment in Xinjiang, delivering customized solutions to iron and steel enterprises, mining companies, and solid waste treatment enterprises. Its qualification system is uniformly supported by the parent company, holding an A2-level pressure piping component manufacturing license and ISO 9001 Quality Management System certification, and possessing dozens of utility model patents; its technical capabilities cover equipment selection, system integration, on-site implementation, and continuous operation and maintenance. Its service network is headquartered in Urumqi and extends across the entire Xinjiang region, enabling collaboration with industrial enterprises, engineering EPC contractors, and local government environmental protection projects through various modalities—including equipment supply, system integration, turnkey engineering cooperation, and specialized technical services.

Shengxin Coking Co., Ltd. is a local backbone coking enterprise located in Xiaoyi City, Lüliang City, Shanxi Province, operating in compliance with regulations, meeting environmental protection standards, and adhering to approved production capacity. It is affiliated with Shanxi Jinmao Energy Group Co., Ltd. and has long focused on the production and sales of metallurgical coke, falling under the coking subsector within the ferrous metal smelting and rolling processing industry. The company currently operates two JN60-type stamp-charging coke ovens, with a designed annual output of 1.2 million tons of metallurgical coke. It is equipped with auxiliary by-product recovery facilities, including dry quenching coke (DQC), coke oven gas purification, and tar processing systems, enabling full integration across the coking industry chain. The company has completed upgrades to its DQC waste-heat power generation system and connected to the centralized heating network of the Xiaoyi Economic Development Zone to supply steam externally; its coke oven gas has been integrated into the “Hydrogen Capital” hydrogen energy demonstration project pipeline network of Xiaoyi Pengfei Group, serving as one of the raw gas sources for hydrogen production—demonstrating its practical capabilities in efficient resource utilization and low-carbon development pathways. In terms of qualifications, the company holds a “Work Safety Production License,” a “Pollutant Discharge Permit,” and a “Water Withdrawal Permit,” and has obtained GB/T 19001-2016 Quality Management System Certification (covering metallurgical coke production and sales). It has passed enhanced supervisory spot checks conducted by the Lüliang Municipal Ecological Environment Bureau during the autumn-winter atmospheric pollution prevention and control period for three consecutive years and has been designated as a key pollutant discharger (atmospheric environment category) in Shanxi Province for 2023. Its primary customers are steel enterprises in North China and East China, with typical partners including Shanxi Jianlong Iron and Steel Co., Ltd., Hebei Jingye Iron and Steel Co., Ltd., and Shandong Rizhao Iron and Steel Holding Group Co., Ltd. Deliveries rely on an integrated logistics system combining rail and road transport. The company is currently advancing preliminary work for its “1.2 million tons/year upgrading project for 6.25-meter-high stamp-charging coke ovens” to align with Shanxi Province’s requirements for high-quality development of the coking industry. It is open to cooperation with stakeholders in the steel, energy, chemical, and hydrogen energy sectors—including metallurgical coke supply, resource-efficient utilization of coke oven gas, and comprehensive utilization of waste heat.

Shanghai Sulzer Mechanical Engineering Manufacturing Co., Ltd. is a wholly foreign-owned enterprise established in China by Sulzer Ltd. of Switzerland. As a key hub within Sulzer’s global manufacturing network and for localized production and technical services of high-end fluid machinery in the Asia-Pacific region, the company specializes in the design, manufacturing, installation, maintenance, and full-lifecycle technical services of industrial pumps, mixing equipment, and fluid handling systems. Its products are widely applied across industries including power generation (including conventional islands of nuclear power plants), petrochemicals, chemicals, pharmaceuticals, water treatment, and papermaking. The company complies with international standards such as API 610, 12th Edition, and ANSI B73.1. Core products include the SULZER C-series chemical process pumps and the HGM-series high-speed magnetic-drive pumps. Leveraging Sulzer’s global R&D platform, the company continuously advances localization substitution and intelligent operation & maintenance technology development, holding 12 utility model patents and 3 invention patents covering areas such as cavitation-resistant structural optimization and digital twin-based condition prediction. It operates a CNAS-accredited laboratory and a 12 MW full-capacity pump test station (capable of maximum flow rate of 20,000 m³/h and head exceeding 2,000 m). The company holds the “Special Equipment Production License” (for pressure piping components manufacturing, TS2731037-2027) and has achieved certification under ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018. Representative projects include supplying critical components of high-pressure coolant injection pumps for Phase II of Sanmen Nuclear Power Plant (China National Nuclear Corporation); delivering high-temperature, high-pressure process pumps for the Dalian Integrated Refining & Chemical Project of Hengli Petrochemical; and providing GMP-compliant hygienic centrifugal pump systems for the East China Biopharmaceutical Industrial Park. Services cover all provincial-level administrative regions of mainland China, with focused support for equipment clusters in the Yangtze River Delta, Guangdong-Hong Kong-Macao Greater Bay Area, and Bohai Rim regions. Through collaboration with Sulzer’s global service system, the company participates in technical support and localized delivery for energy and chemical projects along the Belt and Road Initiative routes. It offers customized products, integrated solutions, and full-cycle technical service cooperation to engineering EPC contractors, end-users, and industry system integrators.