Changzhou tang dynasty precision machinery industrial co.,ltd.

Changzhou Tang Dynasty Precision Machinery Industrial Co.,Ltd./Changzhou hantang bearings Co.,Ltd.who is the professional manufacturer and supplier of various ball&Roller Bearings.Power Transmissions products.The company was newly established and restructured in the June of 2005 year and before the time we have been working in Bearings field for many years. Our supplied Ball&Roller Bearings ha