YANG GONG ENTERPRISE CO., LTD.
Yung Gang CO.,LTD were built in the beginning of 2007 in Taichung Taiwan(R.O.C). We are consist of some professional valves designers and workers. There are 5 emplyees now and many cooperation factories join us. We offer the service of valves and metal fittings and hardwares manufactruing, selling and OEM. Now we have some very good valves on market which ...