To set the QR code of WeChat payment to display catering consumption, please follow the following steps:

1. Open the WeChat payment merchant platform: log in to the WeChat payment merchant platform (pay.weixin.qq.com) on the computer and log in with the WeChat payment account with the catering merchant number bound.

2. enter the "product center": on the homepage of the merchant platform, click the "product center" option in the left menu bar.

3. Enable the "scan code to order food" service: on the product center page, find the "scan code to order food" service and click "Open now".

4. Set the payment code: in the "scan code ordering" service, select "Payment code setting". In the settings page, you can select the default payment method and ensure that "WeChat Payment" is selected.

5. Add details of catering consumption: in the collection code setting page, you can add details of catering consumption. For example, you can add information such as menu, category and price, so that customers can see the food and beverage consumption items when scanning the code to order food.

6. generate QR code: after setting the receipt code, click "generate QR code" at the bottom of the page to generate the QR code of WeChat receipt that can display the catering consumption.

7. save and display the QR code: after generating the QR code, you can click the "download QR code" button on the page to save the QR code to your computer or mobile device. Then, print the QR code or show it to customers at the checkout counter of the restaurant for code scanning payment.