Anguo Yuanheng Zhengfeng Purification Engineering Co., Ltd.

International Industry Category: Water conservancy, environment and public facilities management industry

International Industry Major Class: Ecological protection and environmental governance industry

International Industry Middle Class: Environmental management industry

International Industry Sub Class: Air pollution control

General Projects： Indoor air pollution control; Ecological and environmental material manufacturing; Water pollution control; Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion; Water environment pollution prevention and control services; Environmental protection monitoring; Insulation material sales; Hardware wholesale; Hardware product retail; Door and window sales; Valves and plugs sales; Metal tool sales; Sales of building decoration materials; Metal door and window construction; Furniture installation and repair services; Foreign contracting projects; Engineering Management Services; Special equipment sales;Labor Services（ Excluding labor dispatch）; Sales of Class I medical devices; Sales of Class II medical devices; Import and export of goods; Metal structure sales; Technical glass sales; Awning sales; fan、 Fan Sales; Metal structure manufacturing; Lightweight building materials sales; Metal material sales; Steel rolling processing; Engineering cost consulting business; Industrial Engineering Design Services; Refrigeration、 Air conditioning equipment sales; Gas compression machinery sales; General equipment repair; Machinery and equipment rental; Professional cleaning、 Cleaning、 Disinfection services; Mechanical and electrical equipment sales; Sales of special electronic materials; General equipment manufacturing（ Excluding special equipment manufacturing）; Testing machine sales; Machinery and equipment sales; Sales of high-performance sealing materials; Cooling services; Architectural decoration、 Manufacturing of plumbing pipe parts and other metal products for construction; gas、 Liquid separation and purification equipment sales; Seal sales; Electrical accessories sales; Other electronic device manufacturing; Mechanical and electrical equipment manufacturing; integrated circuit manufacturing; Electrical equipment repair; Electronic vacuum device manufacturing; Electronic special equipment manufacturing; Manufacturing of micro motors and components（ Except for projects that require approval according to law， Carry out business activities independently in accordance with the law with a business license） Licensed Projects： Construction project construction; Professional construction work（ Projects that require approval according to law， Business activities can only be carried out after approval from relevant departments， The specific business items are subject to the approval documents or licenses.）

Chinese Industry Category: Environmental friendly

Chinese Industry Major Class: Environmental protection services

Chinese Industry Middle Class: Environmental pollution control services

Chinese Industry Sub Class: Air pollution control services