... is located in Yongyang Industrial Park, Lishui, Nanjing with an area of 20000 square meters, mainly manufacturing heat exchangers; another ... is in No.36, Runqi Road, Jiangning, Nanjing with an area of 4000 square meters, mainly producing refrigeration units). It ... Certificate and we established an Automatic Unit Inspection Station (a national-level experimental center) with Hefei General Machinery ...