Beijing food production license can be obtained by downloading Baidu mobile APP, searching for the keyword Beijing food production license in the APP, and entering the interface for inquiry. The specific steps are as follows:

1. First, click Baidu APP in your mobile phone.

2. Then open it and find the search bar.

3. Then enter "Beijing food production license inquiry" in the search box, and click one button to inquire.

4. Finally, you can see the relevant information in the query interface.

Precautions:

1. The last step can be queried by entering the enterprise name or license number.

2. Both Apple phones and Android phones can use this function.