
Shanghai Vision Technology Co., Ltd.Shanghai Shi, China

Tianjin Oubo Precision Instrument Co. Ltd.Tianjin Shi, China

Minxin Technology Co., Ltd.

Zhejiang Dongxing Technology Co., Ltd.

Huzhou Academy of Agricultural Sciences

PAMA Precision Manufacturing Ltd.

Orbital Multi Media Holdings Corp.United Kingdom

Changzhou Lipu Metal Products Co., Ltd.Jiangsu Sheng, China

Guangzhou Haipa Smart Home Co., Ltd.Guangdong Sheng, China

Jiaxing Dibeisi Electroacoustics Co., Ltd.Zhejiang Sheng, China

Institute of Prospecting Engineering, Ministry of Geology and Mineral Resources

Anhui Liju Investment Group Co., Ltd.Anhui Sheng, China