... jack and so on.Founded in 1969, Zhangqiu Baohua Forging Co., Ltd. is located in the most famous "China Forging Town" - Zhangqiu ... , Kerui Group, Dezhou United Petroleum Machinery, Jier Machine-tool Group Co., Ltd., Shantui Construction Machinery, Beijing Baoji Machinery, Liuzhou Engineering Company Limited ... and medium-sized enterprises. Hydraulic back shaft forging(blank&finish maching)