1. Open CCB to learn about your APP；; 2. Click "Calculate Loan Amount" on the homepage. Enter the name of the enterprise, select the industry, the business income of the enterprise in the previous year, the total tax payment of the enterprise in the previous year, the mobile phone number and the mobile phone verification code to quickly query the loan amount. 4. Click to apply for a loan, log in to CCB to complete the certification, and view the loanable amount after submitting the materials. If you meet the loan conditions, you can get a quick loan and pay in a few minutes at the earliest.