Techwin (China) is the leading supplier of test and measurement instrument for the wireless and wireline communications in the world. Our products cover not only for research, development and manufacturing, but also for installation. The Products as below, Signal Generator, Spectrum Analyzer, Vector Network Analyzer, Power Measurement, Fiber Laser, Fiber Amplifier, Pump and Signal Combiner,Thermal Stripper, Cable and Antenna Analyzer, Fusion Splicer, Fiber Cleaver, OTDR, Power Meter, Laser Source, Cable Fault Locator, Optical Fiber Identifier, Visual Fault Locator, Optical Fiber Talk Set, PON Power Meter, Optical Variable Attenuator, Optical Tool Kit, PLC Splitter, Fiber Coupler, Splice on Connector, Fiber Cable, Feeder Cable, Power Cable etc. Our products and Service are exported to worldwide (More than 100 Countries and Regions) and we create a Great Value for our annual sales, and continue the rapid growth all the time.