Sincere Union Imp & Exp Co., Ltd(Metals Kingdom Industry Limited) is located in Baoding New Technology Development Zone, We are a integrated Corporation. We have our own manufacturing sites with complete Quality Management Systerm ISO9001: 2008, ISO14000, GMP, FAMIQS and etc.
Our main products include Valve Grinding tools /Valve Grinder/Valve Grinding machine, Valve Closed Test Bench, Bevelling Machine, various Valves and Flanges. Besides, We have been dealing with Chemical Products for more than 10years.
We produce Portable Valve Grinding Machine (M-100, M-200, ... [Click for details]