What is the telephone number for labor arbitration in Hangzhou?

Hangzhou Labor Bureau Complaint Hotline 12333.

If the telephone complaint can't solve the labor dispute, the parties can also complain and accuse directly to the local labor inspection department, or apply for labor arbitration to the labor dispute arbitration committee of the local human resources and social security bureau (the former labor bureau) and collect relevant evidence materials to bring a lawsuit to the court.