contact us -皇冠登陆ip网址

for exhibitors

direct :  86-185 1154 8012

tel : 86-10-8620 0052

fax : 86-10-5704 9186

email : 757706173@qq.com

skype : 757706173@qq.com

for visitors & media partners

tel : 86-10-8620 0052

fax : 86-10-5704 9186

email : 18511548012@163.com