Tel : 0086 531-86085880
Tel：0086 531-86085880
Fax：0086 531-86085880
Website：http://www.roc-tech.com
Email：info@roc-tech.com
Address:Head office: Room 201,Mingzhu International Business Center,#88 Jingyi Road,Jinan,Shandong,China P.C.: 250001.