... besides 500 professional technicians, products covers gasoline engine, two-wheel motorcycle, tricycle, scooter, electric bikes, generator, water pump, welder, etc ... of models were pass the certification of E-MARK, ECE, EEC of European Union. And obtained EPA, DOT in USA. ... 4) We have more than 15 years full experiences of motorcycle manufacturing, researching, developing and selling.Unique Feature:1. ...