Xin Neng Air Products (Liaoning) Co., Ltd. Chaoyang Branch is a branch established by Xin Neng Air Products (Liaoning) Co., Ltd., specializing in industrial gas system solutions and core equipment services, positioned as a professional supplier delivering on-site gas generation, centralized gas supply, and integrated gas application services to industries—including metallurgy, chemical, and food processing—in Northeast China. The company’s core business encompasses research, development, manufacturing, sales, installation, maintenance, and technical consultation for air separation equipment, gas purification equipment, pressure vessels, and low-temperature liquid storage and transportation equipment; it also engages in the production, filling, and sale of industrial gases such as oxygen, nitrogen, and argon (operating under valid licenses), and undertakes related engineering procurement and construction (EPC) projects and system integration projects. Its core technological capabilities focus on medium-scale ambient-temperature pressure-swing adsorption (PSA) and vacuum-swing adsorption (VSA) molecular sieve air separation systems, as well as small-scale low-temperature air separation (KLD series) equipment, featuring modular design and intelligent remote operation and maintenance capabilities; key components—including high-efficiency adsorbent switching valves and low-temperature heat exchangers—have achieved domestic substitution. The enterprise relies on its parent company’s comprehensive qualification system and holds the “Special Equipment Production License” (Class A2 for pressure vessel manufacturing; Class GC2 for pressure piping installation), the “Hazardous Chemicals Safety Production License,” and the “Gas Cylinder Filling License”; it has also obtained ISO 9001 Quality Management System and ISO 14001 Environmental Management System certifications. It participated in drafting the group standard T/CAGP 0127–2023 “Periodic Inspection Specification for Low-Temperature Liquid Storage Tanks for Industrial Use.” Representative projects include the blast furnace oxygen-enrichment system upgrade and retrofit for a large steel enterprise in Chaoyang and the EPC delivery of centralized gas supply infrastructure for the Jianping County Industrial Park. Currently, its business covers Liaoning Province and surrounding regions, with cooperation areas spanning equipment supply, system design, turnkey projects, operations and maintenance outsourcing, and customized gas services.

Qingdao Kaineng Environmental Protection Technology Co., Ltd. (Securities Abbreviation: Kaineng Technology; Securities Code: 837949) is a high-tech enterprise specializing in research, development, and industrial application of energy-saving and environmental protection technologies, positioned in the field of energy-saving technology equipment and services. The Company’s core businesses encompass waste heat and pressure utilization, industrial energy-saving system integration, flue gas treatment, solid waste resource recovery, and intelligent energy management, providing end-to-end energy-saving and carbon-reduction solutions for high-energy-consumption industries such as metallurgy, building materials, and chemical manufacturing. Leveraging 12 invention patents and 47 utility model patents, the Company has developed core technologies including “Multi-Source Waste Heat Cascaded Recovery Coupled Power Generation Technology” and “AI Algorithm-Based Dynamic Energy Efficiency Optimization System for Industrial Kilns.” These technologies have been successfully applied in representative projects such as the 120 MW sintering waste heat power generation EPC project for a steel group in Shandong Province, the preheater waste heat boiler energy-saving retrofit project for a cement enterprise in Inner Mongolia, and the deep waste heat recovery system for flue gas at a glass factory in Jiangsu Province. Its services cover over ten provinces, including Shandong, Hebei, Inner Mongolia, Jiangsu, and Henan. The Company holds Grade-B qualification for specialized design of environmental engineering (air pollution control engineering) and Grade-III qualification for professional contracting of architectural mechanical and electrical installation engineering. It is also certified under ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System. Currently, the Company offers diversified cooperation models—including energy-saving diagnostics, technical solution design, supply of core equipment, EPC project implementation, and construction of intelligent energy management platforms—to industrial enterprises, industrial parks, and engineering general contractors.

Poma (Shanghai) Environmental Technology Co., Ltd. is a high-tech enterprise specializing in industrial water treatment and environmental system integration solutions, dedicated to providing full-cycle water system optimization services to high-end manufacturing clients in sectors including electronic semiconductors, biopharmaceuticals, new-energy batteries, and fine chemicals. The company’s core business encompasses the design, research & development, equipment integration, and engineering implementation of reclaimed water reuse systems, zero-liquid-discharge (ZLD) systems for high-concentration wastewater, intelligent management and control systems for industrial circulating cooling water, membrane-based advanced treatment systems, and associated automated control systems. Leveraging a technical approach that combines multi-unit coupled processes (e.g., UF+RO+EDR+MVR staged concentration routes) with digital energy-efficiency management, the company offers integrated capabilities spanning process design, selection of core equipment (including proprietary anti-fouling reverse osmosis and specialty nanofiltration membrane elements), PLC/DCS automatic control programming, and commissioning & operation & maintenance. It holds four authorized invention patents, eleven utility model patents, and three software copyrights; representative achievements include the “PM-WaterPro Intelligent Diagnostic Platform for Industrial Water Treatment V1.0.” In terms of qualifications, the company holds Grade III specialized contracting qualification for environmental engineering projects and a Work Safety Production License, and has passed certifications under ISO 9001, ISO 14001, and ISO 45001 management system standards. Its core water treatment equipment has obtained the Hygienic Permit for Products Related to Drinking Water (Shanghai Health Water Permit No. 2024-XXXX). In recent years, the company has successfully delivered several projects, including: a 1,200-ton-per-day high-salinity wastewater MVR evaporation-crystallization system for a semiconductor materials enterprise in Suzhou; a classified, quality-specific treatment and nickel-cobalt resource recovery project for electroplating wastewater at a power battery manufacturing plant in Wuxi; and an upgraded purified water system EPC project for a CDMO pharmaceutical enterprise in Zhangjiang, Shanghai. All projects are concentrated in the Yangtze River Delta region, and cooperation models cover EPC general contracting, process package supply, supply of core equipment, intelligent upgrades, and customized operation & maintenance services.

Luoyang Oukemai Automatic Control Engineering Co., Ltd. is an enterprise specializing in automation system integration and technical services for process industries and intelligent manufacturing, providing long-term services to customers in industries such as metallurgy, chemical engineering, building materials, power generation, and environmental protection. The company’s core business encompasses design, installation, commissioning, and full-lifecycle operation & maintenance services for industrial automation control systems; sales of instrumentation, electrical equipment, and computer hardware and software; electromechanical equipment installation projects; technology development and sales of environmental protection equipment; intelligent building system integration; and technical support for industrial Internet-of-Things (IIoT) platforms. Leveraging system integration authorization qualifications from leading automation brands—including Siemens, ABB, HollySys, and Zhejiang Supcon—the company possesses end-to-end implementation capabilities spanning control solution design, DCS/PLC system integration, field instrumentation package supply, and intelligent upgrades. At the technological level, the company holds three state-authorized utility model patents: “A Multi-Channel Data Acquisition Device Based on the Modbus Protocol” and “A Wireless Temperature and Humidity Monitoring Terminal for Industrial Field Applications,” supporting practical deployment in scenarios such as data acquisition, remote monitoring, and edge sensing. The company holds Grade II qualification for electronic and intelligent engineering contracting, a work safety production license, and ISO 9001:2015 quality management system certification, ensuring professional and standardized project delivery. Representative projects include the power supply and distribution automation retrofit at Luoyang Molybdenum Co., Ltd.’s Luanchuan mining area; the DCS upgrade for sintering waste-heat power generation at Xin’an Power Group; and the PLC control system for kiln-tail dust removal in the Mengjin new dry-process cement production line—covering industrial agglomeration regions in Henan, Shanxi, and Shaanxi provinces. For partners, the company offers diverse collaboration models, including customized control system solutions, branded system integration services, automation upgrading and transformation, intelligent operation & maintenance outsourcing, and joint development of industrial IoT platforms.

Beijing Qingxin Environment Energy-Saving Technology Co., Ltd. (headquartered in Beijing) is a national high-tech enterprise specializing in comprehensive industrial low-carbon environmental protection services. It was listed on the Shenzhen Stock Exchange in 2011 (stock code: 002573). Having evolved from an early flue gas treatment engineering contractor, the company has become a full-lifecycle solution provider covering technology R&D, core equipment manufacturing, EPC general contracting, concession-based operation, and digital platform services. As of the end of 2024, its total assets amounted to RMB 16.23 billion, with approximately 2,800 employees and over 60 wholly owned and controlled subsidiaries. The company’s core business focuses on ultra-low emission retrofits and deep pollution control for energy-intensive industries—including coal chemical, petrochemical, iron & steel, and cement sectors—while simultaneously expanding into environmental protection facilities supporting new energy development, integrated energy services for industrial parks, and carbon asset management. Its core technological capabilities include independent process package development and large-scale application: for example, the Single-Tower Integrated Desulfurization and Dust Removal Deep Purification Technology (SPC-3D) has been applied to over 200 domestic coal-fired power units rated at 300 MW or above, achieving SO₂ emissions <10 mg/Nm³ and particulate matter emissions <3 mg/Nm³; its Dual-Zone Coupled SCR denitrification technology and low-temperature synergistic catalytic oxidation technology for VOCs treatment have demonstrated proven engineering implementation capability. The company holds Class-A specialized design qualification for environmental engineering (atmospheric pollution control), Grade-I professional contracting qualification, and the “Environmental Pollution Control Facility Operation Qualification” (Class-A for atmospheric pollution control); it is certified under ISO 9001/14001/45001 integrated management systems and recognized as a National Enterprise Technology Center. Representative projects include the full-process ultra-low emission project for HBIS Group’s Tangshan New District (covering sintering, pelletizing, coking, and precision desulfurization of blast furnace gas across all production stages), the ultra-low emission retrofit for China Huaneng Group’s Yuhuan Power Plant (four 1,000-MW units), and the flue gas treatment EPC project for Indonesia’s Java-7 Power Plant (two 1,050-MW coal-fired units). In 2024, overseas revenue accounted for 8.6% of the company’s total revenue. Projects span Vietnam, Pakistan, Bangladesh, the United Arab Emirates, and preliminary technical adaptation studies for NEOM City in Saudi Arabia. Core equipment has obtained EU CE certification and ASME pressure vessel certification (USA), supporting technology licensing plus engineering implementation, consortium-based cooperation, and cross-border EPC delivery.