How to inquire about the balance details of China petrochemical refueling card?

Official website query, mobile APP query.

1. Enter "China petrochemical refueling card Online Business Hall" in the search bar, then click to enter its official website, click the "Login" button at the top of official website's homepage, enter the China petrochemical refueling card card number and related password in the pop-up "User Login" dialog box, click "Login" to enter the personal homepage, and then click "Card Balance Query" in the "Business Query" column in the lower left corner of the personal homepage.

2. Open the APP software of Sinopec fuel card on the mobile phone, enter the homepage, click the humanoid icon in the upper left corner, enter the account number and password of Sinopec fuel card on this page, then click Login, click the "Balance Query" button on the homepage to confirm the card number of the fuel card, and then click Query. An information bar will appear at the bottom of the "Balance Query" page, where you can see the current balance in the card.