
Theod. MAHR Söhne GmbHNordrhein-Westfalen, Germany

Covia Holdings LLCOhio, United States

Wuhan East Lake High Technology Group Co., Ltd.Hubei Sheng, China

Sun Engineering Co. Ltd.

Powerchina Zhongnan Engineering Corp. Ltd.

Nantong Ocean Water Construction Co. Ltd.Jiangsu Sheng, China

Voidform Products, Inc.Colorado, United States

Tianjin Light Industry Design Institute

Kuraray Engineering Co., Ltd.Osaka-fu, Japan

Yantai Beacon Medical Technology Co., Ltd.

CHC Resources Corp.Taiwan Province, China

Wuxi Guolian Environment & Energy Group Co., Ltd.Jiangsu Sheng, China