Tianjin Zhonghuan System Engineering Co. Ltd.
Maxuracy Co., Ltd.
Eagle Clamp Co. Ltd.
Hart-Carter Co.
Changzhou Ranto Metalwork Co. Ltd.Jiangsu Sheng, China
Zhongyue Min'an (Beijing) Technology Development Co., Ltd.Beijing Shi, China
Norbert Schmid GmbH & Co. KGGermany
Henan Zhenglong Coal Industry Co., Ltd.
Chengdu 30KAITIAN Communication Industry Co. Ltd.Sichuan Sheng, China
Anhui Ankai Huaxia Auto Parts (Hefei) Co., Ltd.
Anhui Lieta Cable Group Co. Ltd.
Warner-Lambert Canada Inc.