EXP Communication Equipment Co.,Ltd. is a specialized manufacturer of hydraulic pressure machinery ,Our main products include a range of fiber optic media converters ,fiber optic video converter, fiber optic modem, E1/T1 modem, PCM . Together or singly, these products combine to provide reliable ,efficient solutions to transfer Ethernet, Video , Data , E1 , Telephone through fiber optic cables or SDH/PDH network system.Every year, more than 5 new projects adopt HanSun’s products. And since 2004 , our products have been applied to China Telecommunication, China Netcom, China Mobile, China Unicom, and electric power industries, finance, petroleum, transportation, tax administration, railway and medical treatment markets.

Every product undergoes component inspections, preliminary power-up tests, functional tests before and after burn-in, and a comprehensive final inspection test. All products are subjected to “live operating temperature” testing in a walk-in environmental chamber for 24 hours before shipping.

Moreover, we provide 3 years warranty and will repair or replace any equipment or parts proved to be defective during the term of the warranty

So, Choosing the right product for your communication network is important, but choosing the right company is even more critical. EXP takes pride in being that "right" company.