Liaoning Zhongzhou Deshui Environmental Protection Technology Co., Ltd. is a high-tech enterprise specializing in ecological environment governance, positioned as a professional third-party environmental governance service provider, operating within the “ecological conservation and environmental governance” industry. The company’s core business encompasses water pollution control, air pollution control, soil pollution remediation, as well as environmental protection technology development, consulting, transfer, and services; sales, installation, and operation & maintenance of environmental protection equipment; third-party environmental pollution governance; technical consulting for environmental impact assessment (excluding qualification-based EIA report preparation); and sludge treatment and disposal services. Its core competencies focus on integrated technologies and engineering applications for industrial wastewater and rural domestic sewage treatment, particularly demonstrating mature practical experience in pretreatment of refractory organic wastewater (e.g., coupled Fenton oxidation and hydrolytic acidification processes) and resource-oriented utilization of rural black-and-odorous water bodies and domestic sewage (e.g., combined process of “pretreatment + ecological filter bed + solar-powered micro-aeration”). The company holds ISO 9001:2015 Quality Management System and ISO 14001:2015 Environmental Management System certifications, covering environmental protection technology R&D as well as design and implementation of water pollution control projects. It has been included in Liaoning Province’s 2024 “Directory of Third-Party Environmental Governance Service Providers” and possesses official registration qualifications for “water pollution prevention and control technical services in industrial agglomeration zones.” Implemented projects include the pilot project for resource-oriented utilization of rural domestic sewage in Da Hongqi Town, Xinmin City (serving 327 households, with effluent meeting the dryland crop irrigation water quality standard limits stipulated in the “Water Quality Standard for Agricultural Irrigation”), and the pretreatment system for high-concentration, refractory wastewater at a pharmaceutical enterprise in Benxi High-Tech Industrial Development Zone (achieving stable COD removal rate of 76.3%). The company holds one authorized invention patent and three utility model patents, all focused on optimization of wastewater pretreatment materials and modularized equipment. Its service coverage is concentrated in Liaoning Province, primarily targeting local governments, industrial parks, industrial enterprises, and universities/research institutions; collaboration models include technical consulting, EPC (Engineering, Procurement, and Construction) general contracting, joint testing, and operation & maintenance outsourcing.

Nanjing Demait Safety Technology Co., Ltd. is a high-tech enterprise specializing in industrial safety and intelligent monitoring, dedicated to providing intrinsically safe technical solutions for high-risk industries such as chemical manufacturing, metallurgy, and energy. The company’s core business encompasses research and development of intelligent hazard-source monitoring and early-warning systems; construction of industrial safety IoT platforms; design and integration of intrinsically safe explosion-proof sensing devices; and end-to-end safety technical services and delivery. Leveraging core technologies—including multi-source heterogeneous sensor fusion, edge-computing-driven real-time risk identification, and digital-twin-based safety situation simulation—the company has developed two primary product lines: the DMT-Safe series of intelligent monitoring terminals and the SafeCloud industrial safety cloud platform. As one of the principal drafting entities for the national standard “GB/T 42862-2023 Technical Specification for Combustible/Toxic Gas Detection and Alarm Systems in Industrial Premises,” the company holds certifications for the ISO 9001, ISO 14001, and ISO 45001 management systems, possesses multiple explosion-protection certification certificates issued by the National Quality Supervision and Inspection Center for Explosion-Proof Electrical Equipment (Nanyang), and has been recognized by Jiangsu Province as a “Specialized, Refined, Distinctive, and Innovative” SME. As of December 2025, the company has been granted six invention patents, fifteen utility model patents, and twenty-one software copyrights—all focused exclusively on industrial process safety perception and diagnostics. Representative projects include the intelligent leak-monitoring system for the ethylene plant supplied to Nanjing Yanzishe–BASF Petrochemical Co., Ltd.; the online safety assessment system for the gas holder at Nantong Coking Branch of Zhongtian Iron and Steel Group; and continuous technical support for the Jiangsu Provincial Department of Emergency Management’s Major Hazard Source Monitoring and Early-Warning Capability Enhancement Project. Currently, the company serves over 60 medium- and large-sized industrial enterprises across Jiangsu, Zhejiang, Shandong, Anhui, and other provinces, with collaboration areas covering customized intelligent monitoring equipment, deployment of safety IoT platforms, specialized risk assessment services, and joint development of industry standards.

Dalian Chemphy Technology Development Co., Ltd., located in the Dalian High-Tech Industrial Development Zone, Liaoning Province, is a national high-tech enterprise specializing in industrial automation control system integration, intelligent equipment R&D and manufacturing, and comprehensive smart manufacturing solutions. The company was first certified as a high-tech enterprise in 2017 and successfully passed re-examinations in 2020 and 2023, currently operating in a phase characterized by concurrent large-scale application and technological deepening. Its core business covers niche application scenarios including coal chemical industry, new-energy battery material production lines, key component inspection systems for rail transit, and intelligent environmental monitoring devices, primarily serving customers in the petrochemical, new materials, and high-end equipment manufacturing sectors. Its core competencies center on developing flexible production line control systems based on PLC + industrial PC + machine vision, offering full-lifecycle services encompassing requirement analysis, solution design, hardware-software integration, and delivery/maintenance. The company has developed proprietary products including the KF-800 series intelligent assembly monitoring platform, the KF-VisionPro industrial vision positioning system (supporting sub-pixel-level recognition), and the KF-BMS production-line data middleware. All patents and software copyrights are specifically directed toward enhancing motion control accuracy, parsing multi-source heterogeneous device protocols (supporting OPC UA, EtherCAT, CANopen), and production-line digital twin modeling. The company holds ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q31234R1M), ISO 14001:2015 Environmental Management System Certification, Weaponry Equipment Quality Management System Certification (No.: 19JZ12345), and Grade B “Confidential Information System Integration Qualification” (Filing No.: MSSB2022-LN-047). Representative projects include the Battery Pack Assembly Line Upgrade Project for BMW Brilliance’s Tiexi Plant Phase II (contract value approx. RMB 48.6 million), the CRRC Dalian Locomotive Bogie Intelligent Inspection System Construction Project (achieving domestic substitution), and the Vision-Guided Assembly System for the Module PACK Section at Contemporary Amperex Technology Co., Limited (CATL)’s Yibin Base (currently in joint commissioning phase). Additionally, the Intelligent Welding Workstation for Ship Piping Systems at Dalian Changxing Island, undertaken by the company, has been selected as a benchmark demonstration project under Liaoning Province’s “Intelligent Empowerment for Ten Thousand Enterprises” initiative. Internationally, the KF-VisionPro system obtained CE certification in 2024 (No.: CE-2024-IND-8821) and supplies chassis assembly vision positioning modules to Turkish automaker Karsan via OEM arrangements; current international collaboration models primarily involve technology licensing plus customized module supply.

Provides systematic technical training for overseas project owners and operations teams. Standard deliverables for technology transfer include operation manuals and personnel training materials. Training modules can be customized on demand and, based on existing capabilities, cover: chemical process operations (soda ash/phosphoric acid/fluorine chemicals/fine chemicals, etc.), equipment operation and maintenance, safety management (HAZOP/SIS), engineering design software (SP3D/PDMS/BIM/Aspen Plus), and GMP standards. Supports two modes: centralized training in China and on-site dispatched training. Has a track record of training delivery for overseas projects, including those in Iran.

Beijing Pisem Engineering Technology Co., Ltd. is dedicated to enhancing risk management capabilities for chemical enterprises, creating value for clients while jointly promoting the sustainable development of the chemical industry. Through its leading, integrated Process Safety Management (PSM) solutions, the company transforms safety management from passive response to proactive prevention, helping clients continuously manage risks across their business operations and co-creating outstanding operational performance.

The company possesses substantial technical expertise and capabilities. Its team has creatively integrated modules including Process Hazard Analysis (PHA), Management of Change (MOC), Mechanical Integrity (MI), Layer of Protection Analysis (LOPA), Risk Grading and Control, and Hazard Identification and Rectification, achieving significant synergies and distinct advantages, thereby delivering highly efficient, integrated solutions to clients. Additionally, the company maintains a professional R&D team that continuously develops safety production management applications and an integrated big-data platform for safety production, providing clients with digitalized, informatized, and intelligent safety production management solutions—significantly improving the efficiency and effectiveness of process safety management.

Providing comprehensive on-site technical support during commissioning, trial operation, and startup phases for new chemical plants or expansion/modernization projects. Available experts cover various industry sectors including soda ash/ammonia-soda process, sulfuric acid/phosphoric acid, fine chemicals, coal chemical, petrochemical, pharmaceutical, new energy materials, electronic materials, and environmental protection. Service contents include: preparation of commissioning guidelines and integrated commissioning plans, guidance on unit commissioning and integrated commissioning, feedstock charging and startup with process parameter adjustments, product quality optimization, performance acceptance testing, review of operating procedures, and on-site hands-on training for owner's operating personnel. In the soda ash sector, the team has successfully achieved first-time startup for multiple combined/ammonia-soda process plants and accumulated unique expertise in whole-system mother liquor balance debugging. They have proven track records in overseas startup guidance for soda ash projects in Iran and LPG facilities in the Middle East.

The Saudi SABIC PKN MTBE project, EPC contracted by China National Chemical Tianchen Company, achieved mechanical completion four days ahead of schedule in August 2025, and successfully produced qualified products one month earlier than planned. Upon completion, the project increased the annual MTBE production capacity from 700,000 tons to 1 million tons, making it the world's largest single-train MTBE plant.

Liaoning Zhende Chemical Group Co., Ltd. is a private enterprise specializing in the research and development, production, and sales of fine chemical products. The company positions itself as a key raw material supplier for three downstream sectors: concrete admixtures, coating and ink additives, and oilfield chemical additives. Its core products include polycarboxylate-based high-performance water-reducing agent concentrates, industrial-grade ethylene glycol ether derivatives, corrosion and scale inhibitors for oilfields, and associated compounded formulations. These products are widely applied in infrastructure construction, high-end coating and ink manufacturing, and oilfield development. Leveraging fully enclosed, automated synthesis equipment and an online VOCs monitoring system, the company maintains stable, environmentally friendly, and controllable large-scale production capabilities, consistently adhering to green manufacturing requirements; its wastewater treatment meets the Grade I discharge limits stipulated in the “Liaoning Province Comprehensive Wastewater Discharge Standard.” The company holds a valid “Dangerous Chemicals Operating Permit” (Liao B An Jing Zi [2024] No. 0087) and has obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q3123456R1M). As a principal drafting entity for the group standard T/CPCIF 0127–2023 “Technical Specification for Polyether Monomers Used in Concrete Admixtures,” the company plays a substantive role in industry technical standard development. According to the “List of Key Industrial Chain Supporting Enterprises (Chemical New Materials Sector)” released by the Yingkou Municipal Bureau of Industry and Information Technology, the company is designated as one of the local key raw material suppliers for concrete admixtures. Currently, its business covers multiple provinces and municipalities across China, serving production enterprises in construction materials, chemicals, energy, and other sectors. Cooperation models include raw material supply, customized compounding, technical consultation, and import/export agency services, supporting collaborative innovation and stable supply-chain integration across upstream and downstream industries.

Nairxier New Materials (Yingkou) Co., Ltd. is a high-tech enterprise specializing in the research, development, production, and sales of high-performance sealing materials and specialty rubber products, falling under the sub-sector of “Rubber Sealing Product Manufacturing” within “C29 Rubber and Plastic Products Industry.” The company’s core products include high-temperature-resistant fluororubber sealing components, perfluoroelastomer (FFKM) O-rings specifically designed for hydrogen service, lead-free silicone rubber gaskets for nuclear power plants, and long-life composite sealing assemblies for wind turbine gearboxes. These products are widely applied in national strategic emerging sectors such as new-energy equipment, high-end equipment manufacturing, nuclear power, and hydrogen energy. Relying on its provincial-level enterprise technology center, the company focuses on crosslinking structure regulation of elastomeric materials and improvement of interfacial sealing reliability under extreme operating conditions, having obtained 5 invention patents and 12 utility model patents. In terms of certifications, the company has achieved ISO 9001:2015 Quality Management System, ISO 14001:2015 Environmental Management System, and IATF 16949:2016 Automotive Quality Management System certifications. Certain nuclear-power sealing products have received the “Nuclear-Grade Non-Pressure Equipment Qualification Report” issued by the China Nuclear Energy Association; wind-power sealing assemblies have passed TÜV Rheinland Germany’s wind-energy component certification. Representative projects include supplying the main bearing sealing system for CRRC Zhuzhou’s 3 MW offshore wind turbine units (mass delivery commenced in 2023), providing FFKM sealing modules for China Power Investment Corporation’s hydrogen demonstration project high-pressure hydrogen compressors (type testing completed in Q1 2024), and participating in the localization replacement supply of non-pressure rubber components for the nuclear island of CGN’s Taipingling Phase II Nuclear Power Project (framework supply agreement signed in 2024). Currently, the company’s market coverage is primarily concentrated in the East China, Northeast China, and South China regions. Its customer base includes Goldwind Science & Technology, Envision Energy, subsidiaries of China National Nuclear Corporation (CNNC), and several leading domestic sealing system integrators. The company offers customized sealing solutions, joint technical development, and localization replacement support services to upstream and downstream industrial chain partners.

Dalian Chemphy Chemical Co.,Ltd., located in the Songmu Island Chemical Industry Park of Puwan New Area, Dalian City, Liaoning Province, is a national high-tech enterprise specializing in the research, development, production, and sales of high-end specialty chemicals. The company was listed on the main board of the Shenzhen Stock Exchange in April 2022 (Stock Code: 001339) and operates within the chemical raw materials and chemical products manufacturing industry (C26), with business activities covering technological R&D, customized manufacturing, and technical services. The company focuses on three core areas: electronic chemicals, new energy materials, and pharmaceutical intermediates; its products are applied in high-technology-threshold fields such as semiconductor packaging, PCB manufacturing, lithium-ion battery electrolyte additives, and antitumor drug synthesis. It holds 37 valid invention patents and 12 utility model patents; key patents—including “Preparation Process for High-Purity Benzoxazine Compounds” and “Purification Technology for Lithium Bis(fluorosulfonyl)imide (LiFSI) with Low Metallic Ion Residue”—have been industrialized. The company has established a GMP-compliant pharmaceutical intermediate workshop and an electronics-grade chemical dedicated clean production line; all facilities are certified under ISO 9001, ISO 14001, and ISO 45001; its electronics-grade chemical production line has obtained IATF 16949 and SEMI S2/S8 certifications; and its pharmaceutical intermediate operations have passed on-site audits conducted by China’s NMPA (National Medical Products Administration) and South Korea’s MFDS (Ministry of Food and Drug Safety). In 2024, revenue from electronic chemicals accounted for 41.3% of total revenue; its independently developed KFE-701 series epoxy molding compound curing accelerators for semiconductor packaging have achieved domestic substitution for comparable products from Sumitomo Bakelite (Japan), capturing approximately 17% of China’s domestic market share in this niche segment in 2024; the LiFSI capacity expansion project (Phase I: 500 tons/year) passed environmental impact assessment acceptance and commenced operations in June 2025, making the company one of only a few enterprises in China capable of stable ton-scale delivery of electronics-grade LiFSI. The company has been included in the qualified supplier lists of leading enterprises including SMIC, JCET, and CATL; it has participated in drafting three industry standards, including “Electronic Grade Hexamethyldisilazane” (HG/T 5902–2021); and it led the formulation of the group standard “Lithium Bis(fluorosulfonyl)imide—Electrolyte Additive for Lithium Batteries” (T/CAS 689–2024). The company has established a wholly owned subsidiary in Nantong, Jiangsu Province, to serve customers in the Yangtze River Delta region, and set up an overseas office in Frankfurt, Germany (HRB 124892); it has jointly established laboratories with Umicore (Belgium) and Solvay (Netherlands). In 2025, export revenue accounted for 22.4% of total revenue; its products have completed REACH registration and comply with international regulatory requirements including RoHS and halogen-free certifications, enabling direct exports and localized technical service capabilities targeting the EU, Japan, South Korea, and Southeast Asian markets.

A complete set of process technologies for producing elemental yellow phosphorus using the electric thermal method (thermal process) with raw materials including phosphate rock, coke, and silica. Yellow phosphorus is a foundational product in the phosphorus chemical industry, with downstream applications extending to glyphosate (the world's most widely used herbicide), red phosphorus, thermal phosphoric acid, phosphorus pentoxide, and other varieties. The process is sensitive to electricity costs, making it suitable for construction in regions abundant in hydroelectric resources. It can be integrated with downstream technologies mastered by the team, such as monopotassium phosphate and phosphorus pentoxide, to construct a comprehensive phosphorus chemical industry chain technical solution for the owner. Technology delivery includes the process package, design drawings, operation manuals, and training materials, with a cycle of approximately 3 to 18 months.

Beijing Maianrui Technology Co., Ltd. was established in 2011 and is located in the Beijing High-Tech Industrial Development Zone. The company specializes in providing professional services to industries such as petroleum, natural gas, oil refining, and chemical engineering. Over the years, we have comprehensively collaborated with renowned domestic and international companies, national-level scientific research institutes, and institutions of higher learning, integrating manufacturing, engineering contracting, technology R&D, and international trade.

We possess a specialized, high-caliber team of professionals and a scientific management system. Our managerial staff is reasonably allocated to maximize individual potential; we employ modern management methodologies, advanced business philosophies, and highly efficient team collaboration approaches to deliver high-quality services to our customers. The company has obtained certification for the GB/T 19001-2016/ISO 9001:2015 Quality Management System, the GB/T 24001-2016/ISO 14001:2015 Environmental Management System, and the GB/T 45001-2020/ISO 45001:2018 Occupational Health and Safety Management System. Additionally, we have been recognized as a “Contract-Honoring and Creditworthy Enterprise” and a “Quality- and Service-Oriented Integrity Enterprise,” and have received the AAA Enterprise Credit Rating.

Adhering to our core values of “diversity, initiative, responsibility, and self-discipline,” we orient ourselves toward market demands and base our operations on technological expertise, continuously exploring and innovating. Leveraging our extensive technical expertise and practical experience in the production and application of complete equipment sets, we provide high-quality products and services to clients both domestically and internationally, making our due contribution to society’s energy-saving and emission-reduction initiatives.

Our business operations are primarily categorized into four major areas: manufacturing, technical engineering, technical services, and instrumentation & equipment. Through our professional expertise and superior service, we have earned an excellent reputation and credibility within the industry, gaining broad recognition.

Looking ahead, we will continue strengthening our internal technology R&D capabilities and talent development efforts, persistently exploring and innovating to deliver even higher-quality services and greater value to our customers.

Proficient in the two mainstream process routes: sulfuric acid production from sulfur and from pyrite. Among them, the 200,000-ton/year pyrite-to-sulfur process conversion has been certified as proprietary technology by an industry authority (China Petroleum and Chemical Engineering Design Association, 2008). In past performance, the 200,000-ton/year pyrite-to-sulfur conversion project and the 300,000-ton/year sulfuric acid project have both received provincial-level awards for excellent engineering design. Technical solutions can be flexibly configured based on the owner's sulfur resource endowment (sulfur or pyrite) and target production capacity, and can be integrated with downstream joint production projects such as phosphoric acid and phosphate fertilizers for overall technical planning. Full-process services extend from the process package to construction drawing design and commissioning guidance.

In June 2024, Sinopec Engineering Group signed the EPC general contract for the Riyas liquefied natural gas (LNG) fractionation unit at Saudi Aramco's Jafurah gas field in Saudi Arabia. This marks a significant breakthrough for Sinopec in the Saudi LNG sector and is the first time a Chinese engineering company has undertaken a large-scale LNG unit EPC project for Saudi Aramco.

Liaoning Xingfu New Materials Co., Ltd. (Stock Abbreviation: Xingfu New Materials; Stock Code: 874396) is a national high-tech enterprise specializing in the research, development, production, and sales of high-performance silicone materials. It operates within the specialized subsector of functional silicone materials under the chemical raw materials and chemical products manufacturing industry. The Company’s core business encompasses customized development and large-scale supply of product lines including methyl vinyl silicone rubber, high-temperature vulcanizing (HTV) silicone rubber compound, liquid silicone rubber (LSR), silicone oil, and specialty silane coupling agents. Its products are widely applied in fields such as sealing and insulation components for new-energy vehicles, encapsulation of photovoltaic (PV) modules, potting and protection for electronic and electrical devices, medical-grade elastomers, and high-end daily chemical auxiliaries. Relying on its provincial-level enterprise technology center, the Company holds 12 invention patents and over 30 utility model patents. Core patents—including “A High-Tear-Strength, Low-Compression-Set Methyl Vinyl Silicone Rubber and Preparation Method Thereof”—have been industrialized. The Company has participated in formulating two national standards and one group standard. It has obtained certifications for ISO 9001, ISO 14001, and IATF 16949 quality management systems, and holds both the “Level-3 Standardized Enterprise for Safety Production (Hazardous Chemicals)” certificate and the National Industrial Product Production License for Organic Hazardous Chemicals. Representative projects include developing flame-retardant addition-cure LSR sealing materials for power battery packs in collaboration with Contemporary Amperex Technology Co., Limited (CATL); supplying high-thermal-conductivity silicone gel for PV junction boxes to LONGi Green Energy Technology Co., Ltd.; and customizing medical-grade silicone rubber compounds compliant with ISO 10993-5/10 biocompatibility standards for Shenzhen Mindray Bio-Medical Electronics Co., Ltd. Products have been exported to countries including South Korea, Vietnam, and Turkey, serving overseas leading customers such as Samsung SDI, LG Energy Solution, and Canadian Solar Inc. The Company provides end-to-end collaborative support—including material selection, formulation customization, process adaptation, and bulk delivery—to clients across industries including new energy, photovoltaics, electronics, healthcare, and daily chemicals.