The complaint telephone number of the Labor Bureau is 12333. You can also directly call the supervision brigade of the local labor bureau. Labor bureaus include labor sub-bureaus and labor employment service centers. All localities are generally unified as 12333, or you can directly call the supervision brigade of the local labor bureau.

There are other ways to report, such as:

1. To complain at the window of the nearest labor bureau, you need to bring relevant materials to prove it;

2. Find the website of online complaints, submit information to make complaints, and online personnel will answer them;

3. Call 12333 directly to make a complaint.

Legal basis: Article 2 of the Labor Dispute Mediation and Arbitration Law.

This Law shall apply to the following labor disputes between employers and employees within the territory of People's Republic of China (PRC):

(1) Disputes arising from the confirmation of labor relations;

(2) Disputes arising from the conclusion, performance, alteration, dissolution and termination of labor contracts;

(3) Disputes arising from delisting, dismissal, resignation or resignation;

(4) Disputes arising from working hours, rest and vacation, social insurance, welfare, training and labor protection;

(five) disputes arising from labor remuneration, medical expenses for work-related injuries, economic compensation or compensation;

(six) other labor disputes as prescribed by laws and regulations.