Meituan Deepin community members came to answer angrily and tell you the simplest method.

The first step: Open Meituan and click on takeout, as shown in the picture:

The second step: Enter the takeout page and select the meal, as shown in the picture:

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Step 3: The QR code will automatically pop up. Press and hold the QR code and select the QR code in the recognition picture, as shown in the picture:

Step 4: Click to join the group Chat, as shown in the picture:

Step 5: Return to the WeChat page and you can see the community you just joined, as shown in the picture: