In this case, you can report the case to the public security organ, because the contractor's behavior has been suspected of "refusing to pay labor remuneration" and you can investigate his criminal responsibility; You can also find a person or unit to contract out. They and the contractor are jointly and severally liable and can be settled through litigation.
We are Chen Rui Law Firm, a legal aid acceptance point in Zhengzhou. If you need the help of a lawyer, please contact Mr. Wang at telephone number 18703826533.