
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