How does Meituan contact merchants to change their mobile phone numbers?

Step 1: Open the Meituan in the mobile phone, click the order at the bottom, and select the order to modify the mobile phone number for receiving meals, as shown below:

Step 2: After entering, click the customer service icon on the upper right, as shown in the following figure:

Step 3: After entering, click Change Batch Replacement Question, as shown below:

Step 4, click on the question to modify the mobile phone number of the meal, as shown in the figure below:

Step 5: After clicking the question, you can contact the merchant directly and ask the merchant to write down the mobile phone number to be modified, as shown below.