Beijing Hcstcom Co., Ltd. has got import and export rights. Our company mainly specializes in video fiber optic transmission systems, RGB/VGA, 3G/SD/HD-SDI, Mini3G-SDI, SD-SDI/ASI, HD-SDI, DVI, HDMI, CCTV/ CATV and optical multiplexing systems, CWDM systems, IP network video monitoring systems, Ethernet switches, broadband network access systems, etc. We integrate design, development, manufacturer, distribution and after-sale services Products: Digital video fiber optic transmission systems: 1-128 channel digital video fiber optic transmission and broadcast video and audio fiber optic transmission, 1-8 broadcast video/audio fiber optic transmission, HD digital fiber optic transmission, 3G HD-SDI supper-HD digital fiber optic transmission, HD-SDI high-definition fiber optic transmission, SD-SDI standard definition fiber optic transmission, DVB-ASI/TS Optical Flow transmission, VGA fiber