If you want to become an agent for Douyin Takeaway, you can follow the steps below:

1. **Understand the policy**: Before applying to become a Douyin Takeaway city agent, you first need to understand the agent policy of the Douyin Takeaway platform. This includes agent requirements, application materials, agency fees and other related information.

2. **Prepare application materials**: According to the agent policy of the Douyin Takeaway platform, prepare the corresponding application materials, usually including company qualifications (such as business license, tax registration certificate, etc.), legal person ID card, business plan, etc., and ensure that all materials are true and valid.

3. **Submit application**: Submit the prepared application materials to the Douyin Takeaway platform online or offline, fill in the application form and pay the corresponding agency fees.

4. **Review and interview**: After submitting the application, wait for the platform to review the application materials. After the review is passed, there may be an interview session to further understand the applicant's business capabilities and plans.

5. **Signing a contract**: If the application is approved, you will sign an agency contract with Douyin Waimai and officially become an agent.

6. **Starting business**: As a regional agent, you will help willing merchants in the service area to open group purchase and delivery business on the Douyin life service platform, and provide services such as agency operation based on merchant needs.

In general, you can become an agent of Douyin Waimai through the above steps. Please note that becoming an agent may involve a series of legal responsibilities and obligations, so before signing any contract, be sure to read and understand the terms of the contract carefully, and seek help from legal counsel if necessary. At the same time, as the market environment and policies and regulations may change, it is recommended to contact Douyin officials directly to obtain the latest information and guidance.