The steps for Meituan to open stores and branches on the contractor are as follows:

1. Log in to Meituan Kaidianbao account and enter the "Store Management" page.

2. Click the "Add Store" button at the top of the store management page.

3. Fill in the basic information of the new store according to the prompts, including the name, address and contact information of the store.

4. Click "Next" and fill in other store information, such as business hours and store pictures.

5. After filling in the new store information, click the "Submit for Approval" button and wait for approval.