Wuxi Weishan Environmental Protection Technology Co., Ltd. is a high-tech enterprise certified by the state, headquartered in the advanced manufacturing cluster belt of Huishan District, Wuxi City, Jiangsu Province. As a pioneer in China`s environmental ventilation system solutions, the company has established a full industry chain service system that integrates research and development design, intelligent manufacturing, engineering implementation, and operation and maintenance services, focusing on providing innovative solutions for industrial environmental governance and public space air quality management.

Core R&D capability‌
The company has established an intelligent production base of over 10000 square meters, equipped with more than 40 sets of advanced equipment such as laser cutting machines and CNC bending machines. The R&D team is led by senior environmental engineers and has accumulated over ten years of technical expertise, forming four core technology systems in the field of industrial waste gas treatment: ? VOCs molecular cracking technology ? efficient pulse dust removal technology ? intelligent air volume balance algorithm ? composite air purification technology.

We have obtained 8 professional qualifications, including the National Key Environmental Protection Practical Technology certification and ISO 14064 carbon emission management system certification. We have completed over 2000 global project verifications and our technological achievements have been included in the National Advanced Pollution Prevention and Control Technology Catalog.

Engineering implementation system‌‌

The company has 10 professional engineering service teams and a unique EPC+O full lifecycle service model. Classic cases include:
Shanghai Laogang Solid waste comprehensive Treatment Project (National Circular Economy Demonstration Project)
Jiading Kitchen waste resource treatment Center (a three-star green building certification project by the Ministry of Housing and Urban Rural Development)

Suzhou Industrial Park Precision Electronics Industry overall ventilation renovation project

Nanjing Metro Line 6 composite smoke control system project

Through advanced construction methods such as BIM 3D simulation and modular prefabrication installation, the project achieved a first-time acceptance rate of 98.6% and was awarded multiple honors, including the "Jiangsu Province Building Decoration Quality Engineering Award".

Product matrix‌‌

Environmental protection duct system‌‌

Industrial grade welded air duct: stainless steel 316L/galvanized sheet SPCC/carbon steel Q235B (compliant with GB50243 standard)
Intelligent spiral duct system: DN100-DN2000 Full Specification Coverage (EU CE Certification)
Special composite air duct: explosion-proof/acid alkali resistant/soundproof (certified by FM)

Intelligent risk control components‌‌
Execution mechanism: Electric proportional control valve (0-10V signal control)/Pneumatic quick opening valve (response time ≤ 0.5s)
Safety device: UL certified fire damper (280 ? automatic fuse)/anti backflow check valve (leakage rate<0.5%)

Professional supporting system‌‌

Connection system: angle steel flange (GB/T9119)/common plate flange (EN1505)
Fluid control components: Venturi variable diameter tube (CFD optimized design)/diversion tee (patented turbulence suppression structure)

Noise reduction equipment: Impedance composite muffler (insertion loss ≥ 35dB (A))

The company strictly implements the ISO9001 quality management system, and its products have obtained SGS material testing reports and EU ROHS environmental certification. Our continuous innovation in technology research and development capabilities, as well as a comprehensive engineering service system, have made us a strategic supplier to more than 30 large enterprises such as China Construction

Third Engineering Bureau and Shanghai Urban Investment corporation, with business coverage in 16 countries and regions.