新注册的用户 5天内没有流量产生或者连续7天不登录 账号将被系统删除

老用户连续60天不登录 而且没达到保号等级或者没有挂起 账号将被系统删除

Translate:

Newly registered users generate no traffic or five days for seven days without login account system will be deleted

Old users log on for 60 days and did not reach the level of security number or account is not suspended will be deleted system