leagcy 套餐，之前一直是 wificalling 状态，信号栏是空的，昨天给客服打电话问了下这个问题客服问我是不是不在美国，我说在国外，就出漫游信号了，现在用的移动的网络，可以 2g 上网
Welcome to China! Your T-Mobile plan gives you unlimited data at 2G speeds, calls at 25 cents/min and free texts. For high speed data, switch to a secure Wi-Fi network in your area.
