Beijing Bluetop Electronic Technology Co., Ltd.

[ Manufacturer Trader ]Main business are Digital television equipment

Shenzhen Haoge Electronic Instrument Co., Ltd.

[ Manufacturer ]Main business are Electronic measuring and test instruments

Beijing Circloop Digital Image Technology Co., Ltd.

[ Manufacturer ]Main business are Digital television compression coding and decoding device.

Guangdong Angyang Technology Development Co., Ltd.

[ Trader ]Main business are Digital television equipment, Photocommunication equipment, Optical fiber communication system, Photodetection instruments and meters.

Shenzhen Hangtianxing Industry Co., Ltd.

[ Trader ]Main business are Electronic measuring instrument, Communication equipment.

Shenzhen Yunfan Sinyee Technology Co., Ltd.

[ Trader ]Main business are Instruments and meters