You need an embassy visa for Mainland China if you have a United States passport
Visa options for Mainland China (2)
Entries Single
Stay for Up to 30 days on arrival
Use within 15 days from the issue date
Purpose Tourism
Approved by Friday, March 21, 2025
Visitor visa
Travelers need a visa to visit China for Business or Tourism. Travelers can obtain a visa from a local embassy, consulate or visa center before traveling. Additional visa options may be available for travelers on Group Tours.
This is not offered by sherpa°.
Apply on the government site.