Since 2003, RVH ElECTRONICS LIMITED has 12 years experience specialized in the field of CCTV camera. We are one of the pioneers in developing and producing CCD image sensor camera in Mainland China. We have strong R&D capability; Seasoned engineer can precisely grasp the technology including circuits, components and assembly of CCD cameras . Combining the skill labors, strictly management and advanced technology we can provide customers with good quality products at competitive prices. Our products are popular with US and European importers. We have good reputation and can provide our client excellent sales service; Treasure the wisdom of our customers' suggestions and will make all our efforts to enhance the business partnership with worldwide dealer's construction contractors and many others.