
Qingdao Hailing Electric Co., Ltd.Shandong Sheng, China

British Northrop Ltd.

Beijing Guodun Quantum Information Technology Co., Ltd.Beijing Shi, China

Nanjing Yunan Information Technology Co., Ltd.Jiangsu Sheng, China

Zhejiang Hualuo Communication Equipment Co., Ltd.Zhejiang Sheng, China

Shandong Taikai Cable Co. Ltd.Shandong Sheng, China

Xiling Yinshe Group Co., Ltd.Zhejiang Sheng, China

Hubei Jinchi Technology Group Co., Ltd.Hubei Sheng, China

SER.CA. S.R.L.Italy

Rima Marine Engineering (Shanghai) Co., Ltd.Shanghai Shi, China

Fujian Tengli Electric Power Development Co., Ltd.Fujian Sheng, China

Qingdao Zhongyang Fire Technology Co., Ltd.