VII.套餐和保号详情(Detail of the Plan and retention method)：
理论上可免费使用30+180=210天，意味着可在激活210天内有过一次有效操作就可以保留号码180天，同样和:backhand_index_pointing_right:t2:Beeline 一样，号码失效的前90天会有短信提供发送到你的号码。 
Enjoy complimentary free trial up to 30+180=210 days, that means you can keep your number active without any actions. each active action extend validity 180 days. There will be a reminder text sent to your number 90 days ...