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Dalian Ruixue Refrigeration Equipment Co., Ltd. is a high-tech enterprise specializing in the research and development, manufacturing, and system integration of industrial refrigeration equipment, falling under the specialized equipment manufacturing industry—specifically, the refrigeration and air-conditioning equipment manufacturing sector. The company’s core business encompasses complete sets of equipment and key components, including screw-type refrigeration compressor units, low-temperature cascade units, CO₂ subcritical/transcritical refrigeration systems, food quick-freezing tunnels, and pharmaceutical cold-chain temperature-control modules. Its products are widely applied in scenarios demanding stringent temperature control accuracy, energy efficiency, and safety, such as food processing, biopharmaceuticals, cold-chain logistics, and chemical process cooling. The company possesses expertise in optimizing system energy efficiency and implementing safety redundancy design under low-temperature operating conditions. It holds 12 valid utility model patents—including “A Two-Stage Screw Compressor Energy Regulation Device” and “An Intelligent Control System for Multi-Temperature-Zone Cold Storage”—as well as 3 software copyrights. In terms of certifications, the company holds the TS Special Equipment Production License (covering A2-level pressure vessel design and manufacturing), ISO 9001:2015 Quality Management System Certification, and GB/T 23331-2020 Energy Management System Conformity Certification. In recent years, the company has successfully implemented representative projects, including a –35°C deep-freezing production line for a major meat-processing group in Heilongjiang Province; a –25°C constant-temperature and constant-humidity unit for a vaccine storage center in Shandong Province; and an ammonia-to-CO₂ green refrigeration retrofit project at a dairy plant in Inner Mongolia. Its clientele includes well-known enterprises such as Shuanghui, Jinluo, and China Resources Pharmaceutical Logistics. Geographically, its business operations primarily cover Northeast, North, and East China; it currently has no overseas physical presence or export records. Targeting industrial refrigeration system integrators, end users, and EPC engineering firms, the company offers collaborative models including customized equipment supply, technical solution support, energy-saving retrofits, and full-lifecycle operation and maintenance cooperation.

Xiangyang Wuerwu Pump Industry Co., Ltd. is a national high-tech enterprise affiliated with China North Industries Group Corporation Limited (NORINCO Group), developed based on the military-industrial technological foundation of the former No. 525 Research Institute. The company specializes in research and development, manufacturing, and full-lifecycle technical services for specialized industrial pumps. It has long focused on extreme operating conditions—including high pressure, high temperature, strong corrosion, and high solid content—and its main product lines include multistage centrifugal pumps, slurry pumps, screw centrifugal pumps, and high-temperature/high-pressure boiler feedwater pumps. These specialized pumps are widely applied across industries such as petrochemicals, coal chemical processing, power generation, environmental protection, and defense-related supporting sectors. Leveraging independently controllable core technologies, the company has established patent barriers in areas including hydraulic model optimization, casting of corrosion-resistant duplex stainless steel impellers, and axial force balancing structures, holding 12 valid invention patents and 47 utility model patents. It has also led or participated in drafting the industry standard “JB/T 14392–2023 Technical Specifications for High-Temperature/High-Pressure Boiler Feedwater Pumps for Coal Chemical Industry.” In terms of certifications, the company has obtained ISO 9001, ISO 14001, and ISO 45001 management system certifications; holds a “Special Equipment Production License” (Grade B pumps); and certain products comply with API RP 610, 12th Edition. Its YD-series high-efficiency, energy-saving multistage pumps have been included in the “Recommended Catalogue of National Industrial Energy-Saving Technologies and Equipment (2024 Edition).” Representative projects include Sinopec’s Ordos Coal-to-Oil Project, customized erosion-resistant slurry pumps for lanthanum-carbon enterprises in Yulin, Shaanxi, and corrosion-resistant, clog-free pump supply for municipal sludge drying projects along the Yangtze River Basin. Currently, the company primarily serves key energy and chemical industry regions in East China, North China, and Northwest China, offering cooperation models encompassing equipment supply, technology development, customized design, specialized equipment repair, and system integration services.

Shanghai Jie Industrial Technology Co., Ltd. is a technology-oriented enterprise specializing in the development of industrial automation and electromechanical equipment technologies, as well as related supporting services. Based in Jiading District, Shanghai, the company addresses the intelligent upgrading needs of the manufacturing industry by providing technical development, consultation, service, and transfer covering industrial automation equipment, electromechanical equipment, instrumentation, sensors, and industrial robot systems. It also engages in the sales of mechanical equipment, electrical equipment, and computer software and hardware, and supports import/export of goods and technologies. The company’s core capabilities focus on system integration and implementation of technical solutions within industrial scenarios, possessing a full-service chain spanning technical diagnostics, solution design, product selection, and collaborative implementation. Publicly available sources currently indicate no granted patents held by the company, nor any participation—either as lead or co-drafting party—in national or industry standard formulation; additionally, no ISO 9001 or other management system certifications, nor mandatory qualification filings for specialized industries, are disclosed. The company has not published information regarding representative projects, benchmark clients, or specific service coverage areas, nor does it appear in mainstream media reports, government-sponsored science and technology project lists, or authoritative industry rankings. Based on currently verifiable information, the company is positioned at this stage as a technology-driven small- and medium-sized enterprise, suitable as a technical collaboration partner, equipment supplier, or regional technical service provider within niche segments of the industrial automation sector. Potential collaboration areas include joint technical development, customized system integration support, equipment selection for import substitution, and localization of service coordination.

GUNAI Heavy Industry (Suzhou) Co., Ltd. is a high-tech enterprise specializing in the research and development, manufacturing, and system integration of heavy-duty mechanical equipment, and has long served heavy industrial sectors such as metallurgy, mining, and energy. The company’s core businesses encompass the manufacturing of metallurgical and mining-specific equipment; integration of intelligent material handling systems; manufacturing of industrial automation control system devices; and design and manufacturing of special steel structures. Its key products include intelligent metallurgical bridge and gantry crane series; high-rigidity gantry cranes dedicated to wide-thick plate mills; fully automated, unmanned overhead crane systems for continuous casting/rolling areas; and lightweight, energy-efficient overhead cranes—including complete units and critical components—developed specifically to support China’s “dual carbon” goals. The company’s technological approach emphasizes deep integration of mechanical, electrical, and hydraulic systems, as well as an edge-cloud collaborative control architecture. It has established core competencies including dynamic compensation control for heavy-load intelligent hoisting systems; structural design of cranes resistant to deformation in high-temperature metallurgical environments; and digital twin–driven coordinated scheduling of overhead cranes in large-scale steel rolling production lines. As of December 2025, the company holds 11 authorized invention patents and 47 utility model patents; among these, “A Dual-Trolley Redundant Safety Hoisting Device for Continuous Casting Workshops” has been included in the “Jiangsu Province Key Promoted New Technologies and Products Catalogue (2023).” The company possesses an A-class Special Equipment Manufacturing License for lifting machinery and has obtained certification under ISO 9001, ISO 14001, and ISO 45001 management system standards. It was first recognized as a Jiangsu Province High-Tech Enterprise in 2021 and successfully passed its re-evaluation in 2024. Representative projects cover leading domestic steel enterprises, including Baowu Group Meishan Iron and Steel, Shagang Group’s Premium Steel Base, CITIC Special Steel Xingcheng Special Steel, and Guangxi Shenglong Metallurgy. For example, the intelligent overhead crane system for Shagang’s No. 3 Slab Continuous Casting Machine and the heavy-duty hoisting system for CITIC Special Steel Daye Special Steel’s new steelmaking workshop have both been successfully commissioned and achieve fully automatic operation across all working conditions with sub-millimeter positioning accuracy. Currently, the company focuses on heavy-industrial customers in East China, North China, and Central-Southern China, offering cooperation models including complete-unit supply, system integration, customized R&D, and remote operation & maintenance services.

Luofu Valve Group Co., Ltd. is a national high-tech enterprise specializing in the research and development, manufacturing, and service of industrial valves. It is a member unit of the Valve Branch of the China General Machinery Industry Association and has long served sectors including petroleum, petrochemicals, power generation, nuclear power, LNG, and major energy projects under the Belt and Road Initiative. The company designs, manufactures, sells, and provides technical services for the full range of industrial valves—including gate valves, globe valves, check valves, ball valves, butterfly valves, control valves, and safety valves—and extends its business into intelligent valve actuators, complete industrial process control systems, and integrated fluid control systems. Its core technologies cover ultra-low-temperature valve sealing structure design, seismic analysis and verification of high-parameter nuclear power plant valves, and remote condition monitoring systems for valves based on digital twin technology. The company holds 12 valid invention patents, 87 utility model patents, and 5 software copyrights. Products such as “ultra-low-temperature cryogenic ball valves” and “nuclear-grade Class II electric globe valves” have passed technological achievement appraisals conducted by the China Machinery Industry Federation and are recognized as leading domestically. The company holds TS certification (A1/A2 grade pressure piping components manufacturing), ISO 9001/14001/45001 management system certifications, and multiple international product certifications including API 6D, API 602, API 598, CE-PED, and SIL2. It has participated in drafting five national and industry standards, including GB/T 12234—2021 “Steel Gate Valves for Petroleum, Petrochemical and Related Industries.” Representative projects include Sinopec Zhenhai Refining & Chemical, CNOOC Huizhou LNG Receiving Terminal, Zheneng Liuheng Power Plant, and Phase II of Sanmen Nuclear Power Plant—key national energy projects. Its products are exported to Southeast Asia, the Middle East, South America, and other regions; overseas sales accounted for approximately 18% of total revenue in 2023. Serving EPC contractors, design institutes, end users, and system integrators, the company offers customized valve selection, technical solution support, full-lifecycle services, and localization replacement cooperation.

Anhui Huashang Cable Technology Co., Ltd. is a high-tech enterprise specializing in the research and development, production, and sales of electric wires and cables. It belongs to the electrical machinery and equipment manufacturing industry and is designated by Wuhu City as a “specialized, refined, distinctive, and innovative” small- and medium-sized enterprise (SME). The company’s core products include a full range of medium- and low-voltage cables—such as power cables, control cables, rubber-sheathed cables, flame-retardant and fire-resistant cables, and specialty cables—widely applied in power systems, rail transit, construction engineering, new energy (photovoltaic and wind power supporting infrastructure), intelligent manufacturing, and other fields. It possesses independent end-to-end production capability for medium- and low-voltage cables up to 35 kV, with an annual production capacity of 120,000 kilometers. Its production base is equipped with advanced manufacturing and testing equipment, including a German Troester dry-type cross-linking production line, a U.S.-made LECO elemental analyzer, and a fully digital partial discharge test system. 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 National Industrial Product Production License (XK06-001-01723), CCC Compulsory Certification (covering multiple low-voltage cable models), and the MA Safety Mark Certificate for Mining Products. Its flagship product—the “low-smoke, halogen-free, flame-retardant B1-class cable”—has been recognized as a new provincial product in Anhui Province, complies with the combustion performance requirements of Class B1 specified in GB/T 31247–2014, and contributed to the formulation of the group standard “T/ACEA 005–2022 Halogen-Free, Low-Smoke, Flame-Retardant Cables for Photovoltaic DC Side.” The company holds 17 utility model patents, focusing on optimizing cable shielding structures, designing torsion-resistant and wear-resistant sheaths, and formulating environmentally friendly insulating material compositions. Its customer base includes State Grid Anhui Electric Power Co., Ltd., China Railway No. 4 Engineering Group Co., Ltd., Sungrow Power Supply Co., Ltd., and Jinko Solar Co., Ltd. Its service network covers East China provinces—including Anhui, Jiangsu, Zhejiang, and Shandong—and provides customized cable products and technical solutions for the power, infrastructure, new energy, and industrial sectors.

Shanghai Kaiquan Pump (Group) Co., Ltd., established in 1992, is one of China’s leading enterprises in the pump industry, a national high-tech enterprise, and a key national Torch Program high-tech enterprise. The company specializes in the research and development, manufacturing, sales, and service of full-series pump products and fluid system solutions. Its core business spans multiple sectors, including energy and power generation (thermal power, nuclear power, hydropower, and supporting infrastructure for new energy), petrochemicals, municipal water services (water supply, wastewater discharge, water transfer, and wastewater treatment), construction and buildings, mining and metallurgy, marine and offshore engineering, and national defense and military industries. Its key products include single-stage/multi-stage centrifugal pumps, split-case pumps, axial-flow pumps, mixed-flow pumps, nuclear power plant pumps (e.g., AP1000 main pump auxiliary system pumps and Hualong One nuclear secondary pumps), high-head intelligent water supply equipment, intelligent pumping station integrated systems, and digital twin fluid management platforms. Leveraging innovation platforms—including a state-recognized enterprise technology center, a national postdoctoral research workstation, a CNAS-accredited national laboratory, and the Shanghai Municipal Engineering Technology Research Center for Large Industrial Pumps—the company has accumulated over 1,200 valid patents, including more than 300 invention patents, and has led or participated in the formulation and revision of over 40 national and industry standards. The company has obtained certifications for ISO 9001, ISO 14001, and ISO 45001 management systems, as well as international pump-specific standards such as API 610, API 685, and ISO 5199; it also holds international certifications including the EU Pressure Equipment Directive (PED), Russia’s GOST-R, and the U.S. UL standard. Representative projects include the East Route pumping stations of the South-to-North Water Diversion Project; conventional island pump systems for the Sanmen and Taipingling nuclear power plants; air-conditioning circulation pumps for Beijing Daxing International Airport; Qingcaosha raw water booster pumping station in Shanghai; and seawater circulation pumps for Shenzhen Eastern Power Plant. Domestically, the company operates over 20 wholly owned subsidiaries and nearly 100 service outlets. Its products are exported to more than 60 countries across Southeast Asia, the Middle East, Africa, Latin America, and Eastern Europe. It provides customized product supply, full-lifecycle technical services, and collaborative smart fluid system solutions to engineering general contractors, end users, design institutes, EPC contractors, and system integrators.

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.

Shandong Chuanyi Water Treatment Technology Co., Ltd. is a high-tech enterprise specializing in water treatment technology research and development, equipment manufacturing, and system integration services, dedicated to efficient water resource utilization and pollution control in industrial and municipal sectors. The company’s core businesses include advanced industrial wastewater treatment, reclaimed water reuse systems, zero-liquid-discharge (ZLD) for high-salinity wastewater, upgrading and retrofitting of municipal wastewater treatment plants, and construction of intelligent water management platforms. It primarily serves clients in water-intensive and high-emission industries such as chemical manufacturing, pharmaceuticals, textile printing and dyeing, and food processing. Its technical approach centers on an integrated process chain comprising physical-chemical pretreatment, membrane separation (including DTRO, NF, and RO), and evaporation-crystallization, complemented by an independently developed PLC+SCADA intelligent control system, enabling engineering-scale application for highly challenging wastewater containing salts and organic compounds. The company holds 5 invention patents, 23 utility model patents, and 12 software copyrights; among these, the “Corrosion-Resistant Electro-Catalytic Oxidation Device” and the “Multi-Stage Concentration High-Salinity Wastewater MVR Evaporation-Crystallization Control System” have achieved industrialized application. In terms of certifications, the company has obtained ISO 9001, ISO 14001, and ISO 45001 management system certifications; holds Grade III qualification for environmental protection engineering contracting; possesses an A1-level special equipment manufacturing license for pressure piping components; and has been certified as a Level III standardized enterprise for work safety (light industry sector). Its core products—the “CY Series Integrated Intelligent Water Purification Equipment” and the “CAO-ECM Electro-Catalytic Oxidation Reactor”—have been included in the “Shandong Province Key Energy-Saving and Environmental Protection Technologies and Equipment Recommended Catalog (2024 Edition).” Representative projects include: a 1,200 m³/day antibiotic wastewater zero-discharge demonstration project for a major pharmaceutical group in Shandong Province; Phase II AI early-warning module development for the intelligent water management regulatory platform in Weifang Binhai Development Zone Chemical Industry Park; and an 8,000 m³/day comprehensive wastewater treatment EPC project for a textile printing and dyeing industrial park in Hebei Province. Currently, the company’s business covers East China and North China regions—including Shandong, Hebei, Henan, Jiangsu, and Anhui provinces—and offers collaborative models including technology R&D, customized equipment supply, engineering procurement and construction (EPC) contracting, and intelligent water management system development, targeting industrial enterprises, industrial park administrative committees, design institutes, and EPC general contractors.

Shandong WoHao Machinery Co., Ltd. is a regional private enterprise specializing in the research and development, manufacturing, and sales of construction machinery components. The company focuses on processing and manufacturing mid-to-low-end structural components and general-purpose mechanical parts, primarily serving local infrastructure project entities and small- to medium-sized equipment integrators. Its core business includes the production and sale of hydraulic components, transmission devices, construction machinery structural components, and metal products, as well as conducting self-operated and agency import/export activities for various commodities and technologies. Leveraging its stable flexible production capacity—characterized by small batch sizes and frequent production runs—the company possesses the capability to supply customized municipal engineering supporting components. It has participated in multiple infrastructure construction projects in Yanzhou District and surrounding counties, such as supplying bearing embedments for the Yanzhou Huimin Road Bridge renovation project and supplying steel-structure connection components for infrastructure construction at the Jining High-Tech Industrial Development Zone Intelligent Equipment Industry Park; contract values typically range in the hundreds of thousands of RMB. Currently, the company operates stably and is officially registered as an “Operational (in Business)” enterprise, with no record of serious violations or dishonesty. Approximately 32 employees are enrolled in social insurance, reflecting its actual operational scale as a small- to medium-sized manufacturing enterprise. Although the company has not yet obtained mandatory certifications such as ISO 9001 Quality Management System certification or Special Equipment Manufacturing License, nor is there publicly available evidence of direct supplier relationships with leading domestic OEMs—including XCMG, Zoomlion, and SANY—the company’s localized responsiveness efficiency and expertise in structural component processing enable it to provide reliable, cost-effective component supply and customized delivery services to regional municipal engineering projects, industrial park infrastructure developments, and small- to medium-sized construction machinery OEMs.