Chang zhou zhong ding welding material co. , Ltd is located in the hengshan development zone in wujin, Changzou, Right in the middle of the beautiful and prosperous Yangtze deta area. It faces shanghai to the east while nanjing is to its west。Wuxi is next to the industrial development zone in the east and changzhou is in it west . It is only two kilometers between the corporation and the exit of nanjing- Shanghai freeway, So the transportation is very fast. Communications are convenient and the environment is hospitable.