... Co., Ltd established in 1991, we have 5 subsidiaries in china and have 6 subsidiaries abroad; 2. we covering a production area ... meters, have more than 1,800 sets of advanced equipment and over 3,100 highly skilled employees, the annual production ... conveyor chains, hoisting chains, agricultural chains, double pitch conveyor chains and so on; 4. we have obtained ISO9001, ISO14001, ISO16969, AAA ...