The method of seeing the number of the chip model is as follows:
1. Open a browser on your desktop;
2. Enter \"China ic chip model Query\" in the search box at the top of the browser;
3, select the Chinese ic chip model in the search results and click to enter;
4, in the details interface you can see the detailed IC chip model of each brand.
The above information comes from the Internet query
The information is printed on the chip, and you can just read it with your eyes