... provided to our clients by our experienced and professional engineers and researchersSolve the problems be prompt if anything ... in 2006. There are over 200 R&D engineers and about 3, 000 employees in the 50, ... FCC, ETL, CE, RoHS UN38.3 and so onProduct main application: Auto start, e-bike, e-car, e-bus, ... UPS, golf car, e-scooter, e-wheelchair, portable appliance and miner ...