Yuhuan Zhongya Petroleum Machinery Co., Ltd.
Guangdong Xingse Industrial Co., Ltd.Guangdong Sheng, China
Changchun Dexin Photoelectric Technology Co., Ltd.Jilin Sheng, China
Hefei Songlei Information Technology Co., Ltd.
Henan Letongyuan Defu Information Technology Co., Ltd.Henan Sheng, China
Frigstad Engineering Ltd.
Anhui Xinrong Steel Structure Co., Ltd.Anhui Sheng, China
Guangdong Fuli Environmental Protection & Energy Saving
Ai Evolution Technology Co., Ltd
Dr. Tezza Srl
Huanyi (Guangdong) Emergency Safety Technology Group Co., Ltd.Guangdong Sheng, China
Luoyang Sunray Intelligent Robot Co., Ltd.Henan Sheng, China