Shanghai Univer Technologies Co., Ltd

Hangzhou Iecho Technology Co., Ltd

Hytera Communications Corporation Limited

ECO GREEN ENERGY LIMITED

Heng Sheng Intelligent Technology(Guangzhou) Co.,Ltd.

SHENZHEN TONGFANG ELECTRONIC NEW MATERIAL CO., LTD

Lesso&epco

 Guangdong BIG Climatic Manufacture Co., LTD Nantou Branch

Zhengzhou Coal Mining Machinery Group Co., Ltd.

Zhong Xi (Jiangsu) Import & Export Trading Co.Ltd