TG Security Technology Co., Ltd is a excellent CCTV provider in Shenzhen, China. We have been dedicating in designing, manufacturing and providing the CCTV products, try to provide the most reliable and high technology products to the markets all over the world. We have a professional engineer team focus on the technology designing of PTZ camera, IP CCTV products; our products include high speed dome, PTZ control keyboard, IP encoder & decoder, IP camera etc. All the products are made under ver