Qingdao Bestyear Hardware & Machinery Co.,Ltd | Address: 1011 Zhonggang Building. 16 South Fuzhou Road, qingdao 266071, China 
www.qdvalves.com | Send Inquiry | Phone: 0086-532-85786311
Qingdao bestyear hardware & machinary Co., Ltd is a manufacturer and exporter of all kinds of high, medium & low pressure valves, pipe fittings and rubber expansion joints. We produce stainless steel more...