
Jiangsu Dongbang Technology Co., Ltd.Jiangsu Sheng, China

SG Technologies Corp.Nevada, United States

Shanghai Chengtao Machinery Co., Ltd.

Hubei Jianfeng Technology Co., Ltd.

Tianjin Beida Wire & Cable Group Co., Ltd.

Shandong Boyuan Precision Machinery Co., Ltd.Shandong Sheng, China

Shanghai Qingyuan Pipe Technology Co. Ltd.

Fujian Xingwang Smart Software Co., Ltd.

General Lighting Electronic Co., Ltd.

Industrias Disme SA

Zhongshan Biological Engineering Co. Ltd.

Evershed & Vignoles Ltd.