VS air conditioner Was established in 1989 and invested on Air conditioner since 1993. Has 36 sets of production lines with technologic cooperation with Toshiba and Hitachi. Production Capacity: 12 million sets annually. R&D: has 400 engineers for R&D, more than 500 sets of equipments, 120 laboratories for testing. Global partner: York, LG, GE, Daewoo, Sharp,KOREL,EUROCLIMAT and etc. Products range: Single split, Multi split, Single Inverter, Multi Inverter, Portable, Windows type, VRV .