Design, manufacturing, installation, operation of environmental treatment and environmental protection engineering, and R & D of environmental protection technology and equipment

safety production license

Quality management system, environmental management system certification, occupational health and safety management system certification

Pollution control facility operation service capability evaluation certificate

Sichuan Province Environmental Pollution Prevention and Control Engineering Grade Confirmation Certificate

Trademark registration certificate

Opening permit

Construction Enterprise Qualification Certificate

Customs declaration unit registration certificate

Business license

Engineering Design Qualification Certificate