We are a professional manufacturer, specializing in the research, innovation and production of video, audio and data optical transmitter/receiver(security system ). Our company was established in March 1994. Its core technology competence and comprehensive transmission capabilities of our products occupy an advanced position domestically. The high quality and stability of our products and quality management systems achieved us ISO9001--2000 Quality Authentication Certificate.

Our main products are as follows:
Video, audio, data and Ethernet optical transmission facilities, supporting fully digitally encoded multi-transmission of 1~64 video, 1~128 audio, 1~128 data, 1~256 contact closure, 1~4 Ethernet, 1~16 E1, 1~64 telephone over one single-mode or multimode optical fiber.

Our products are widely used in surveillance, video and audio communication in the field of public security, road traffic, railway, oil field, mine, military and so on.