Alderley Systems Ltd.
Shanghai Zhiping Foundation Engineering Co., Ltd.Shanghai Shi, China
Samjung Construction Co., Ltd.
Shanghai Yuanfang Groundwork Engineering Co. Ltd.Shanghai Shi, China
Taisei Rotec Corp.
Innovative Controls, Inc.
Fujian Minfa Aluminium Co., Ltd.Fujian Sheng, China
Underground Imaging Technologies, Inc.New York, United States
Wallstein Ingenieur Gesellschaft Mbh
Shanghai Longking Environmental Protection Co. Ltd.Shanghai Shi, China
Jinan Ludong Refractory Co. Ltd.
Schlagmann Poroton GmbH & Co. KGBayern, Germany