To install the corresponding library and find the content of the technical documents, you can check my last article, this article we will do separately-license plate number recognition. In fact, the content is much the same.
https://blog.csdn.net/weixin_46530492/article/details/108437468
The application created last time can still solve this problem~
The example given by the license plate call (can be found in the technical documentation):
{
"log_id": 3583925545,
"words_result": {
"color": "blue",
"number":