
Donghai Construction Group Co., Ltd.

Beijing SPC Environment Protection Tech Co., Ltd.Beijing, China

Tianjin LVYIN Landscape & Ecology Construction Co., Ltd.Tianjin, China

Taihei Kogyo Co., Ltd.Tokyo-to, Japan

Hattori Kogyo KKJapan

Cia Valenciana de Cementos Portland SAMadrid, Spain

China Railway No. 2 Engineering Group Co., Ltd.Sichuan Sheng, China

ALPINE Bau GmbH

EDAG GmbH & Co. KGaAHessen, Germany

France Evaporation SAS

Chongqing Qin'an M&E PlcChongqing Shi, China

Environmental Water Management Systems, Inc.