How to recharge the fuel card exchanged by Unicom?

The validity period of China Petrochemical Electronic Refueling Top-up Card: from the exchange date 150 days, and it will be invalid upon expiration. This product is from electronic certificate, and return is not supported after successful exchange. L ① Enter the coupon code after successful redemption; ② Enter the online recharge page, and enter 19 China petrochemical refueling card main card number; (3) Click on the fuel card to recharge, and then check the card number of the recharge fuel card again; (4) Submit to confirm the recharge, and submit the recharge successfully; ⑤ Within 24 hours, you will receive a short message that the fuel card has been recharged successfully; ⑥ You can use fuel by registering or pre-allocating the fuel card at the cash register of the gas station. L If you have any questions after redeeming China Petrochemical Refueling Charge Card, please consult: 400-010-00171) Select China Petrochemical Refueling Charge Card-Select denomination-click Next to pay immediately; 2) After the payment is successful, you can see the details of China Petrochemical refueling recharge card on my gift card page-copy the card secret-click Unbind-enter the card secret-enter the 19-digit fuel card main card number, click the fuel card to recharge-click OK to recharge. 3) You will receive the message that the fuel card has been recharged successfully within 24 hours. You can use the fuel card to deposit or pre-allocate at the cashier of the gas station.