Beijing Wenxiang Information Technology Co.

Guangdong PAK Corporation Co.,Ltd.

Zhejiang Campbell Science and Education Equipment Co., Ltd.

Xiamen Prima Technology Company

Leedarson IoT Technology Inc.

Zhejiang Feiyou Kangti Facilities Co., Ltd

EEO(Empower education online)

Beijing Jinsanhui Technology Co., Ltd

Yucai Holding Group

Xiamen Interactive Technology Co., Ltd

Zhejiang yiheng teaching instrument co. Ltd.

ZONEKEY

WeiChengYa

Hisense International Co., Ltd

Shandong Yuanda-llongwill Educational Science and Technology Ltd.

Ruijie Networks Co., Ltd.

Guangzhou Baolun Electronic Co.,Ltd(ITC)

Foshan Electrical and Lighting Co., Ltd