Environmental egineering design qualification
Environmental pollution control facilities operations qualifications
Construction contracting qualification

High-tech enterprise in Hunan Province
Private enterprise in Hunan Province
"Little Giant" enterprise of Changsha
United Nations Global Compact
Backbone enterprise of China environmental protection industry in 2010
National SME technology innovation fund project
Major science and technology projects in Hunan province
Hunan province famous brand
Hunan province high and new technology product
Changsha enterprise technology center
Changsha three hundred star enterprise
Changsha innovation unit