回复：回复：紧急：请问在美国如何告小额法庭的commissioner的不公裁决！

For unpaid wages, your friend should go to Department of industrial relations to file a claim. The link is here:

http://www.dir.ca.gov/dlse/Forms/Wage/Chinese.pdf

There is no information on what happened in the small claims. What was the basis for the decision? Statute of limitation for written contracts is 4 years. It is quite likely your friend's claims were barred by SOL.