2. Select the "Member" option to enter the member profile page.

3. Enter the member's number, name, mobile phone number and other information. Members can also fill in information such as setting birthdays and discounts.

4. Click OK to save the member information in the system.

5. Select the "Consumption" option to enter the consumption page.

6. Enter commodity number, quantity and other information and calculate the total consumption amount.

7. Click OK to save the consumption information in the system.

8. Select the "Settlement" option to enter the settlement page.

9. On the settlement page, select the payment method (such as cash, bank card, etc. ) and preferential methods (such as membership discount, full discount, etc. ).

10. Click OK to complete the settlement operation and print the consumption receipt.