How to operate the electronic invoice distribution code

Hello, the electronic invoice coding operation is as follows: 1. First, log in to the billing software as an administrator on the computer. 2. Enter the billing software interface and click System Settings. 3. In the system setting interface, click the commodity code. 4. After entering the commodity coding interface, click the Add button. 5. Items with * in the product code adding interface are required. 6. There is a square check box on the right side of the tax classification code. Click to enter the classification code selection interface. 7. Then enter the commodity code to see the code just added. 8. After adding, in the invoicing interface, select the button of taxable goods and services, and select the corresponding commodity code for invoicing.