Douyin's small yellow car is a shared bicycle company, so it needs to apply for a business license.

The following are the general steps for applying for a business license for Douyin's small yellow car:

1. Determine the company type: Select the appropriate company type based on the specific circumstances of the company. For example, if the company mainly engages in shared bicycle business, it can choose a limited liability company (LLC).

2. Determine the registered capital: Determine the company's registered capital based on the company type and business scope. Generally speaking, the registered capital of a limited liability company is the paid-in capital at the time of establishment of the company, and it does not need to be paid in one lump sum.

3. Company name query: Conduct a company name query on the website of the Beijing Municipal Administration for Industry and Commerce or on-site at the local Administration for Industry and Commerce to confirm the available company names and select a satisfactory name.

4. Submit the application: After selecting and preparing the company name, submit the application to the Beijing Municipal Administration for Industry and Commerce. The following materials need to be submitted:

- Articles of Association (Draft)

- Business License Application Form

- Identification

- Company Business Scope

5. Review and Issuance of License: After the application is submitted, the Industry and Commerce Bureau will review the company and issue a business license if it meets the requirements.

It should be noted that before applying for a business license, the company's business scope, legal representative, shareholders and other information need to be verified and confirmed. In addition, the business license application process may vary in different regions and industries, and the specific situation needs to be determined according to the actual situation.