welcome to Dongying Zhengda Metal Product Co., Ltd .To Cast the Brand with Quality, to win the future with reputation.

                  MORE >>

                  ABOUT US

                  We Dongying Zhengda Metal Product Co., LTD is a lost wax process (investment casting process) foundry, located in Dongying City of China, established in 1994, with 60 …

                  PRODUCT

                  老王影院香蕉网