I didn't find in Dr. Duke's database, any information about the uses of Citrus wilsonii
Here is some basic information about Citrus wilsonii.
Citrus wilsonii basic info
Scientific Name: Citrus wilsonii Tanaka.
Common names in English: xiang lemon.
For common names of Citrus wilsonii in different languages - See link
Citrus wilsonii in other websites
Citrus wilsonii common names, economics importance, distributional range and more in the USDA GRIN website - See link
Search PubMed (US National Library of Medicine National Institutes of Health) for academic researches with the search term Citrus wilsonii - See link
See if there is something in Youtube on the term Citrus wilsonii - See link