Shenzhen VisionTech Security Company is a professional enterprise which is focusing on developing Video surveillance system, we produce, develop, and sell IP cameras, digital video servers, CCTV camera, DVR, and mobile DVR etc, we have been targeting the International markets and have clients all around the world, some of them are wholesalers or resellers, some are end users, some are working for the local governments, no matter what clients and no matter where the clients come from, we insist that customer satisfaction starts from customer service, it is complete security solution we provide to clients that make us proud in the field for years.