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Welcome to the Tongsheng Ebike Forum! This is a place where Tongsheng ebike owners can get together and talk about their ebikes. Discuss known issues with Tongsheng Bikes and troubleshoot common problems and error codes. Find out how long they last, how fast they go, their range and where to get replacement batteries & parts. Learn how to modify your Tongsheng ebike to remove the speed limiter & how to program your controller. See photos & videos of Tongsheng ebikes from other group members in the Tongsheng Forum.

Tongsheng Electric Co. Ltd. is a professional manufacturer of electronic control systems for electric bicycles in China. The company was established in 1998 and has been developing solutions for electric vehicles since then. Tongsheng Electric is determined to forge ahead and innovate continuously with complete drive system components, including mid-mounted motors, hub motors, controllers, displays, torque sensors/speed sensors, accelerators, and brake levers.