Established in 1997, we are one private Hi-Tech enterprise, specialized in researching and developing, manufacturing and marketing of Data Communications equipment and optoelectronic equipment. The main data Communications equipments include interface converters:RS232 to RS485, RS232 to RS422, RS232 to RS232 Photoelectric Isolator, RS232 Long Transceiver , RS232/RS422/RS485 Active Band-separated converters, RS232/RS422/RS485 Active Band-separated industrial-level converters, Active Surge-proof converters and internet TCP/IP to RS232/RS422/RS485 converter, and RS485 HUB 4 Port, HUB 8 Port. Optoelectronic equipments include Single-Mode and multi-mode Fiber Transceiver, Single-mode and multi-mode transceiver module, and various fiber equipments such as fiber Net Interface Card, fiber adaptor and fiber jumper.Advanced technology , designs, consummate management and excellent service are our strength. We continually enroll the talented people and keep improving ourselves to support the best products to customers. Our products can be widely applied in Industrial Automatic Control System, remote computer supervision control system, traffic automatic control system, automatic electronic production equipment, access control system, Check on Work Attendance Management System, Consumption System, Parking Lot Management System, Automatic Bank System, Closed Circuit Supervision and Control System, Security System. All the products can be Flexibility chosen. Plug and Play, transparent transmission, safe and reliable are their characteristics.A lot of facts that our products are widely used in the Data Network Operation Areas such as Residential Area Property Management, school web, and so on and have been assured by telecommunications, electricity, radio and television area. We also have established distributors and offices in Fujian Province, Jiangâ??xi Province, Beijing City, Shanghai City.In order to make continually improvements on our products to satisfy our cus