Witt force following the 2009 Shanghai Co., Ltd.Heat Pipe Radiator successful completion of the Shanghai urban rail lines 6 and 8 lines INV and SIV heat pipe radiator system after delivery, the work of the Shanghai World Expo will make our passengers as a business park should be contribution, in August 2010 the company signed another rail line on the 8th Shanghai City orders new grouping and Xi'an Line 2 orders.