How can the US group take-out users contact the customer service of the merchant store?

1. After booking an air ticket or a takeaway on Meituan, the system will generate an order. 2. Find the second "order" option on the lower right in the Meituan. Click to enter, and the page will display all your recent orders, as well as the options of "Pending Payment", "Pending Use", "Pending Evaluation" and "After-sales Refund". Select the order merchant you want to contact. 3. After clicking in, there is the name and contact number of the merchant under the product picture. Click the contact merchant on the right side of the merchant name.