1. All the key parts are made in Europe, e. g electronic control system, instruments, motors, and so on. And the brands about these parts are very famous.   And main parts are tested strictly and reliably.        

2. DIN  standard battery is made in  Germany.                                                                                    

3.   Advanced turn speed system ,   don't need foot braking to  slow down      when you turn round.                                                          

4.   Rationalize structure of the car, design about battery sinkage, keep low the car, advance stability.                                

5.   Alternation current, so forgive the trouble about DC  motor change brush .