B区

Zone B, No. 10, Yongcheng North Road, Yongfeng Industrial Base, Haidian, Beijing China. 100094

邮政编码：180956

Tel:0371-85416230/2664/2675/2661/2658

Fax:0371-85416230
E-mail:8106354927@qq.comom
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QQ:398983752