In the case of Unicom users, the number is generally suspended service is the cause of arrears and downtime, payment failure can be queried whether the network is normal or 2GOCS users if the recharge period is over, still no recharge; Or after the purchase of the initial set, the recharge card has not been recharged, and after the first use time, it will enter the 30-day lock-in period. During the lock-in period, you need to bring the mobile phone card and card to the local business hall to unlock it and recharge it. Tips: It is recommended to call 10010 customer service hotline to consult the number status.