1. To check whether the recharge method is correct, you can call the national recharge hotline1001or log in to the online business hall /02oec/ to recharge;

2. Check whether the account password and recharge mobile phone number of the recharge card are correct;

3. When the system is upgraded or busy, the rechargeable card may not be recharged temporarily. It is recommended to try several times.

4. If recharging is carried out during busy hours (25th of each month-5th of the following month), it is recommended to notify the account within 48 hours.