From 2010 R & D project began in March of "863" transmission of electric energy electric car project - Qi tooth transmission company (Qi tooth parts company) QJ202 pure electric car transmission, has a successful vehicle assembly, vehicle road test phase end, the overall effect of transmission assembly responded well.    The project is 2 files 200N.M electric car transmission, its main use in the 4.5 m electric car chassis. The transmission shift organizations to shift lock ring synchronizer can manipulate the way the distance. There are two forward gears and no reverse gear, according to the motor Reversible forward or backward, pure carbon Pioneer. 4.5 m electric car is clean and economical electric sanitation vehicles, currently in China is still blank, the market prospect is broad.