CHINA HY GLOBAL EXHIBITION CO.,LTD 

地址 ADD：北京市昌平区城北街道水关新村43号

No. 43, Shuiguan New Village, Chengbei Street, 

Changping District, Beijing

电话 TEL：+86 158 1080 8525

                +86 188 1175 7805

邮箱 EMAIL：customer.service@zhonghuanyu.com