According to early user feedback:
We updated the addon according to reviewers' comment.
The source of these PinYin data are listed in https://github.com/xzhuah/OpenAddons/blob/master/addons/node_pinyin/README.md
We do use some scripts that parse and extract English Label from the Blender source code and convert them to PinYin. We also conducted manual testing to ensure the correctness.
This Version includes all Blender native nodes and node groups from ESSENTIALS asset