To start a live broadcast on JD Store, you can follow the steps below:

1. Become a JD Store owner: First, you need to register on the JD Store platform and become a store owner. If you haven't registered yet, you can go to the JD Store official website or download the JD Store mobile app to register.

2. Prepare the live broadcast equipment and environment: In order to conduct a live broadcast, you need to prepare the corresponding live broadcast equipment, such as cameras, microphones, etc. In addition, make sure that the live broadcast environment is relatively quiet, the brightness is appropriate, and the background is tidy.

3. Connect to the live broadcast platform: In the account settings of JD Store, you can find options related to live broadcast. By connecting to the live broadcast platform, you can set the live broadcast time, description and other live broadcast related settings.

4. Prepare for publicity in advance: Before the live broadcast, you can use JD Store's promotional tools, such as posters, announcements, etc., to promote the live broadcast information in advance. This can attract more viewers to participate in your live broadcast.

5. Start the live broadcast: At the set time, enter the live broadcast platform and start the live broadcast. During the live broadcast, display and introduce your products, answer the audience's questions, and provide purchase links and promotional information.

6. Interaction and promotion: Interact with the audience during the live broadcast, answer questions, resolve doubts, promote your products in various ways, and stimulate the audience's desire to buy.

Please note that the above steps may need to be adjusted and modified according to the specific operating procedures of the JD Store platform. Before the live broadcast, it is best to read the relevant guidelines and tutorials of JD Store to understand the platform's regulations and requirements.

I hope the above information can help you! If you have any other questions, please let me know.