We are COMP DRIVES, s.r.o., supplier of mid drive units for electric bicycles. COMP DRIVES, s.r.o. is a joint venture of the Czech company Agentura REPRO spol. s r.o. and Japanese-Chinese company Wanjia Electric Co. Ltd. 

In cooperation with our partners we developed our own mid drive unit based on a combination of Japanese motor hardware design and Czech / Japanese / Chinese electronics as controller, hardware / software, including the original Czech device with current shifted gear position indication and this information on the display.