合同双方当事人：
出卖人：_________________________________________________________
注册地址：_______________________________________________________
营业执照注册号：_________________________________________________
企业资质证书号：_________________________________________________
法定代表人：____________________联系电话：_______________________
邮政编码：_______________________________________________________
委托代理人：____________________地址：__________________________
邮政编码：____________________联系电话：________________________
委托代理机构：__________________________________________________
注册地址：______________________________________________________
营业执照注册号：________________________________________________