Shenzhen Yeliyi Digital Technology Co., Ltd.

[ Manufacturer Trader ]Main business are Digital electronic product

Beijing Longcent Technologies Co., Ltd.

[ Manufacturer ]Main business are Network video monitoring control system

Chengdu United Tech Development Co., Ltd.

[ Manufacturer Trader ]Main business are Multimedia projector, Software

Guangdong Hongyuan Shixin Technology Co., Ltd.

[ Manufacturer Trader ]Main business are Network teaching system

Yunnan Lustre Electric Appliance Co., Ltd.

[ Trader ]Main business are Lighting products, Optical fiber illumination products, Intelligent public broadcast system, Audio/video meeting system.

Guangzhou Keyi Computer Technology Co., Ltd.

[ Trader ]Main business are Software products, Computer equipment

Nanjing Yinghan Information System Co., Ltd.

[ Manufacturer Trader ]Main business are Software, Hardware

Shanghai Truefly Network Information Science And Technology

[ Trader ]Main business are Voice communication product, Network equipment.

Beijing Advanced Videoinfo Technology Co., Ltd.

[ Manufacturer Trader ]Main business are Video system software

Beijing Sanking Tech. Co., Ltd.

[ Manufacturer Trader ]Main business are Network-computer product