Qingdao Doublegrand Metal Products Co.,Ltd
Address:NO.1159 Aolan Road ，Jimo City, Tongji District,Shandong Province,
Tel:+86-532-88530696
Fax:+86-532-88530696
Mail:jostin@doublegrand-metal.com
Website:http://www.doublegrand-metal.com/
Contacts:doublegrand （Mr）
Cellphone number:13963945679
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