Shenzhen TongWei Video Electronics Co.,Ltd is a private-owned technology enterprise that specializes in R&D,manufacturing and marketing.Headquarters is Shenzhen Hechi Electronics,Established in 2007,devoting in provide PCBAS solution of car onboard and secuirity products. TongWei Video are focusing on the A/V electronics products,3 series:Mini LCD Series,Door Phone Series and Multimedia Series,can source you Mini Portable TV,Monitors,CCTV camera,Video door phones,Wifi door phones etc. Our ...