1. First, open the login Meituan Takeaway App, find and click the "Member" entry in the navigation bar at the bottom of the homepage.

2. Secondly, on the member page, browse the introduction and price of different member packages, and choose the member package you are interested in.

3. Then click on the selected membership package to enter the payment page.

4. Then complete the payment process according to the prompts on the payment page.

5. After the final payment is successful, the system will automatically open the member, and you can enjoy the exclusive benefits and rights of the member.