Dynatest International A/SHovedstaden, Denmark
Sierra Engineering, Inc.Nevada, United States
ABB Switzerland Ltd.ZURICH, Switzerland
Luoyang Maile Refractory Co., Ltd.Henan Sheng, China
North American Refractories Co.
Henan Communications Planning & Design Institute Co., Ltd.Henan Sheng, China
Academy of Env Planning & Design, Co., Ltd. Nanjing University
Bechtel Oil, Gas & Chemicals, Inc.Texas, United States
Furukawa Engineering & Construction, Inc.
COOEC Subsea Technology Co., Ltd.
Taizhou Shunshi Construction Co. Ltd.Zhejiang Sheng, China
Compagnie de Saint-Gobain SAFrance