Changzhou Minking Electronic Co., Ltd. is a professional manufacturer which specializes in the research, development and production of CCTV products.

Gowell group technology Co.,limited is a hi-tech enterprise specialising in developing, manufacturing and marketing CCTV products including Standalone DVR, DVR Kits, IP Camera, Analogue Camera, etc.

Shantou Zhisheng Electronics is a high-tech company specialising in the research, production and trading of public safety and video surveillance.

The BYVision Security Systems Limited (BYVision) is a professional CCTV products and solutions provider from China. The company provides all types of CCTV cameras,including box camera,IR bullet camera,IR dome camera,IP camera,PTZ speed dome,HD Series camera,all types of DVR/NVR and DIY Kit etc. BYVision Security Systems has CCPIT, CE, FCC and RoHS certifications.