There are many ways to download Alibaba vector graphics. Here are some common methods:

1. Enter Alibaba vector icon library: http://www.iconfont.cn/

2. Add the required icons to the shopping cart.

3. Click the shopping cart next to it, and click the download code at the bottom, <download.zip>

4. After the code is downloaded, unzip it and find the ttf file here for conversion: https://transfonter.org/

5. Introduce it into the style file:

6. Use it in the label.

Among them, step 3 is the most critical step. You need to convert the downloaded ttf file into base64 format before you can introduce it into the style file. You can convert it through the website https://transfonter.org/. The specific steps are as follows:

1. Open this website, click the "Download TTF Files" button, and select the ttf file you want to convert.

2. Click the "Convert to base64" button to convert the ttf file to base64 format.

3. Click the "Download" button to save the base64 format file locally.

It should be noted that different versions of operating systems and browsers may have different conversion methods, and the specific conversion methods may vary.