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Copyright: Beijing Jiahe Hengtai Mstar Technology Ltd address: Room 224, 8th Floor, Court No. 18, Jinxing Road, Daxing District, Beijing 

Tel : 010-60212158   Mobile : 13699181925  Fax : 010-60212168  mailbox:ceramict@163.com   ICP:Beijing ICP No. 18029291