20分到手）https://survey.huaweicloud.com/survey/#/qtn?id=ca202aaaab9840e8939f68d5dea5c344 填问券，选1000代金券，邮箱要和下面这个账号中心绑定的邮箱一致 https://account.huaweicloud.com/usercenter/?region=cn-north-4#/accountindex/accountInfo