
Beijing Yiyangheng Railway Information Technology Development Co., Ltd.Beijing Shi, China

Fushun Carbon Co., Ltd.

Wooree Nanophil Co. Ltd.

Zhejiang Wantong Metal Products Co.,Ltd

Qinghai Ledu China Railway Huayu Sleeper Manufacturing Co., Ltd.Qinghai Sheng, China

Yunnan Shenghua Elevator Co., Ltd.Yunnan Sheng, China

Dongguan Jiefa Electronics Co., Ltd.Guangdong Sheng, China

The Martin Family TrustUnited Kingdom

Kane-M Industry Co., Ltd.

Xi'an Electric Furnace Research Institute Co., Ltd.Shaanxi Sheng, China

RETACHEM ANQING CO., LTD.Anhui Sheng, China

Jiangsu Productivity Promotion Center