... 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 ... , Shenyang, Hefei, Wuhan, Changzhou etc. Our two main products are all authorized the ISO9001:2000 Quality Management System Certificate ...