Shandong Bestsun Environmental Protection Technology Co., Ltd. is a high-tech enterprise specializing in industrial exhaust gas treatment and comprehensive VOCs (volatile organic compounds) control, dedicated to providing customized environmental protection solutions for key industries such as petrochemicals, chemical manufacturing, pharmaceuticals, and coating applications. The company’s core business encompasses environmental protection technology development, research and manufacturing of environmental protection equipment, engineering general contracting for pollution control projects, and operation and maintenance services for environmental protection facilities. Its core competencies focus on the localization adaptation and system integration of mature technologies, including “zeolite rotor + RTO,” “activated carbon adsorption + desorption catalytic combustion,” and low-temperature plasma coupled with photocatalysis, offering full lifecycle service capabilities—from solution design and equipment manufacturing to installation/commissioning and long-term operation and maintenance. The company holds Class-B specialized design qualifications for environmental engineering (atmospheric pollution control engineering) and Grade-III professional contracting qualifications for environmental engineering projects; it has obtained ISO 9001 Quality Management System and ISO 14001 Environmental Management System certifications. It owns 12 utility model patents and 3 software copyrights covering key technological areas such as multi-stage adsorption structure optimization, intelligent desorption temperature control systems, and modular RTO furnace design. Representative projects include constructing a VOCs treatment system with an air handling capacity of 80,000 m³/h for a large rubber enterprise in Shandong Province, delivering an EPC service for a centralized activated carbon regeneration center for a chemical industry park in Weifang, and participating in the 2023 Shandong Provincial Demonstration Project for Deep VOCs Control in Key Industries. While primarily serving enterprises, industrial parks, and environmental protection regulatory authorities within Shandong Province, the company accommodates various collaboration models, including technical consulting, equipment supply, EPC engineering, and entrusted operations.

Zhongwai Jianhuacheng Engineering Technology Group Co., Ltd.(formerly known as Beijing Huacheng Boyuan Architectural Engineering Design Co., Ltd., etc.) is a comprehensive engineering technology enterprise centered on engineering design and consulting, covering full-process engineering consulting, engineering procurement and construction (EPC) contracting, urban renewal, and research & development and application of green, low-carbon building technologies. The company’s core businesses encompass full-lifecycle technical services for architectural engineering, including pre-project planning and consulting, conceptual and construction drawing design, EPC general contracting management, seismic retrofitting and structural reinforcement of existing buildings, node optimization for prefabricated construction, integrated application of BIM collaborative design platforms, and renovation and enhancement of urban stock space. Leveraging seven invention patents, 32 utility model patents, and 15 software copyrights, the company has established differentiated technological capabilities in intelligent diagnostic systems, low-carbon construction technologies, and digital design collaboration. Its qualification system is comprehensive: it holds Class-A qualifications for architectural engineering design (architectural engineering sector); Class-B specialized qualifications for municipal engineering (road and bridge engineering sectors); Class-A credit qualification for engineering consulting institutions (architectural specialty); Class-II general contracting qualification for architectural engineering construction; and specialized contracting qualification for special engineering (structural reinforcement). Additionally, the company has obtained certification under ISO 9001, ISO 14001, and ISO 45001 management systems, and is recognized as a National High-Tech Enterprise (Certificate No.: GR202311005628). Representative projects include full-process consulting for Phase II of the Beijing Municipal Administrative Office Area in the Beijing Sub-Center; EPC general contracting for resettlement housing in the Rongdong area of Xiong’an New Area; relocation and reconstruction project of Songshan District Traditional Chinese Medicine Hospital in Chifeng City, Inner Mongolia; and urban renewal and renovation of Shishi Garment City in Quanzhou City, Fujian Province. Its service coverage spans multiple provinces across North China, Northeast China, East China, and Southwest China. Targeting government platform companies, urban investment groups, real estate developers, and public utilities institutions, the company offers customized full-process engineering consulting, EPC consortium cooperation, specialized technology R&D support, and integrated urban renewal solutions.

China Information Consulting & Designing Institute Co.,Ltd.(abbreviated as “CTTDI”) is a national high-tech enterprise, a national specialized, refined, distinctive, and innovative “little giant” enterprise, and a national intellectual property advantage enterprise. It is a subsidiary of China Communications Services Corporation Limited (Hong Kong Stock Code: 00552.HK) and has long been deeply engaged in engineering technical service fields within the information and communications industry, possessing full-lifecycle service capabilities covering “planning—consulting—surveying—designing—integration—supervision—EPC general contracting.” Its core businesses focus on emerging digital infrastructure domains, including 5G/6G network construction, gigabit optical networks, computing power infrastructure (intelligent computing centers, cloud-network convergence architecture), industrial internet, digital government, smart energy, intelligent transportation, and low-altitude economy, delivering technical consulting, system design, standard formulation, solution integration, and digital delivery services. CTTDI holds numerous key qualifications, including Class-A Engineering Design Qualification for the Telecommunications Industry; Class-A Engineering Design Qualification for the Electronics, Telecommunications, and Broadcasting Industry (Electronic Systems Engineering); Class-A Specialized Engineering Design Qualification for Building Intelligence Systems; Class-A Engineering Consulting Qualification (Telecommunications and Information); CS Level 4 (Excellent Level); CMMI Level 5; ISO Three-System Certification; and Class-A Confidential Information System Integration Qualification. It has led or participated in drafting 73 national or industry standards, holds 276 invention patents, 412 utility model patents, and 897 software copyrights. CTTDI independently developed toolchains such as the “Smart Interconnection Design Cloud Platform” and the “Integrated Communication-Sensing Simulation System”; its “Design Methodology for Integrated Communication-Sensing-Computing Network Architecture Targeting 6G” received the First Prize of Science and Technology Awards from the China Institute of Communications in 2024. Representative projects include the overall design of China Telecom’s 5G SA Core Network; feasibility studies and design for the Yangtze River Delta Hub Intelligent Computing Center under the “East Data, West Computing” initiative; telecommunications-specific design for the CIM platform in Xiong’an New Area; communication network planning for China Southern Power Grid’s Digital Power Grid; and support for the Hangzhou Asian Games’ 5G+MEC+AI video dedicated network. CTTDI’s services cover all 31 provincial-level administrative regions across China, providing deep support to the three major telecom operators, State Grid Corporation of China, China Southern Power Grid, China Tower Corporation, government departments at all levels, and large state-owned enterprises. Leveraging China Communications Services’ overseas platforms, CTTDI also undertakes digital infrastructure assistance and localized consulting projects in Southeast Asia, Africa, and the Middle East, including international cooperation projects such as the Asian Infrastructure Investment Bank (AIIB)-funded Cambodia National Backbone Network Optimization Consulting Project. CTTDI sincerely invites collaboration with partners at multiple levels in areas including planning, design, integration, co-development of standards, and international projects related to emerging digital infrastructure.

GUANGMING RESEARCH & DESIGN INSTITUTE OF CHEMICAL INDUSTRY was established in 1958. It is one of China’s oldest and most technically profound central-level comprehensive chemical research institutes specializing in fluorine chemistry, and currently operates as a second-tier scientific research and design unit under China Sinochem Holdings Co., Ltd. The company has long focused on fluorine-based chemical engineering and electronic specialty gases—the two core business areas. Its main businesses cover high-purity electronic specialty gases (e.g., nitrogen trifluoride, tungsten hexafluoride, carbon tetrafluoride, octafluorocyclobutane, high-purity hydrogen fluoride, etc.), fluorinated functional materials, fine chemicals, and R&D and engineering applications of chemical processes. Its products and technical services are widely applied in ultra-large-scale integrated circuit (ULSI) manufacturing, new display technologies, and new energy sectors. Leveraging proprietary core technologies—including catalytic fluorination, low-temperature distillation, adsorption purification, and trace impurity analysis and control—the company has secured over 180 authorized invention patents to date, more than 40% of which pertain to electronic specialty gases. It holds Class-A qualifications for engineering consulting and for chemical, petrochemical, and pharmaceutical industry (chemical engineering) design, as well as design qualifications for pressure vessels and pressure piping; it is also certified under ISO 9001/14001/45001 management systems. The company hosts a state-recognized enterprise technology center, the Liaoning Provincial Key Laboratory of Fluorinated Functional Materials, and an Electronic Specialty Gases Engineering Technology Research Center. It has undertaken sub-projects under the national Science and Technology Support Program—“Equipment and Integrated Processes for Ultra-Large-Scale Integrated Circuit Manufacturing”—and completed domestication verification projects for electronic specialty gases at leading wafer fabs including SMIC, Yangtze Memory Technologies Co., Ltd. (YMTC), and Huahong Semiconductor. It has led the formulation of over ten national and industrial standards, including “Nitrogen Trifluoride for Electronic Industry” (GB/T 3634.2–2023). Its services span major integrated circuit industrial clusters—including the Yangtze River Delta, Beijing-Tianjin-Hebei, and Guangdong-Hong Kong-Macao Greater Bay Area—and through China Sinochem’s overseas platform, it participates in semiconductor supporting infrastructure projects across Southeast Asia. It offers multidimensional cooperation support, including R&D, process package development, customized solutions, standard development, and industrialization implementation.

China National Petroleum Pipeline Engineering Co., Ltd. Shenyang Branch Shenyang Branch is a regional professional branch established by China Petroleum & Natural Gas Pipeline Engineering Co., Ltd.—a subsidiary of the National Oil & Gas Pipeline Group Corporation—in Northeast China. Leveraging its parent company’s profound technical expertise and national-level qualification system, the branch specializes in supporting the nation’s “One National Pipeline Network” strategy and regional energy infrastructure development. Its core business encompasses planning, surveying, design, consulting, and EPC (Engineering, Procurement, and Construction) general contracting for long-distance oil and gas pipelines. Key focus areas include preliminary research and engineering implementation for onshore natural gas trunklines, crude oil/refined oil transportation systems, gas storage field gathering and transmission projects, external transmission pipelines for LNG receiving terminals, and demonstration hydrogen transmission pipelines. Core competencies center on intelligent pipeline route selection in complex terrains, engineering applications of high-grade steel pipe materials (e.g., X80/X90), BIM+GIS-integrated digital delivery, geohazard risk assessment and mitigation design, among others; related technical achievements have been published in industry-leading journals and reported in technology project acceptance documents of the National Oil & Gas Pipeline Group Corporation. The branch operates under its parent company’s full suite of qualifications, including Class-A Comprehensive Engineering Design, Class-A Comprehensive Engineering Surveying, Class-A Consulting Credentials for Petroleum & Natural Gas Specialized Projects, and Special Equipment Pressure Pipeline Design Licenses (GA1/GB1/GC1), and maintains certification to ISO 9001/14001/45001 management systems. In recent years, it has deeply participated in provincial key projects such as design support for the China–Russia East-Route Natural Gas Pipeline (Liaoning Section), the Tieling–Yingkou Natural Gas Branch Line, the Liaohe Oilfield Associated Gas Gathering and Transmission System Retrofit, and the Shenyang Municipal High-Pressure Gas Ring Network Planning Consultation, primarily serving the three northeastern provinces and eastern Inner Mongolia. It can serve as the lead design entity, a consortium member, or a specialized technical service provider, delivering end-to-end, professional, and localized engineering technical services to government energy regulatory authorities, oil & gas enterprises, and infrastructure investors.