Harbin Qunli Sewage Treatment Plant

Beijing Capital Co., LTD.

Beijing Municipal Water Group

OriginWater

Datang International Power Generation Co., Ltd.

Everbright International

Guangzhou Water Supply

Nanjing Guoneng Environmental Protection Engineering Co., Ltd.

Xi 'an Guowei Starch Co., LTD

Puhua Environmental Protection

重庆康达

宝武集团