Ningbo Tongkin Technology Co., Ltd.
About Business
Ningbo Tongkin Technology Co., Ltd. is a China Single Speed Freewheel Manufacturer and Single Speed Freewheel Factory, was founded in 1991, specializing in the production of bicycle transmission systems, braking systems and other components. The leading products include a series of derailleurs, variable speed flywheels, high-end cassette hubs, disc brakes, brake components, cranksets and more than 300 varieties in six categories.
Ningbo Tongkin Technology Co., Ltd. Gallery
