Sifang Ind zone, ruhe west road, zhengzhou city,henan, China

With more than thirty years research and development, ZHENGZHOU SIFANG SUPER HARD MATERIALS CO.,LTD. , as a large professional manufacturer and exporter of Diamond and Cubic Boron Nitride (CBN) produc...

hanghai east road

BESTA is the company which is main to exporting and importing the atomatic parts, such like cylinder heads, exhaust pipe, waterblocking, bent axles, and so on....