How to inquire whether the labor contract is filed?

Workers should check whether the labor contract is filed in the labor bureau, and then take the labor contract to the labor bureau for consultation. Generally, if they buy social security, then the labor contract is filed in the labor bureau and the social security bureau. The labor contract can't be found online. The Labor Contract Law does not stipulate that contracts signed by employers and employees must be filed with the Human Resources and Social Security Bureau. Labor contracts are usually agreed by both employers and employees through consultation, and come into effect after being signed or sealed by both employers and employees. Article 3 of the Labor Contract Law of People's Republic of China (PRC) shall follow the principles of legality, fairness, equality, voluntariness, consensus, honesty and credibility when concluding a labor contract. The labor contract concluded according to law is binding, and the employer and the employee shall perform the obligations stipulated in the labor contract. Article 10 To establish labor relations, a written labor contract shall be concluded. If a labor relationship has been established and a written labor contract has not been concluded at the same time, a written labor contract shall be concluded within one month from the date of employment. If the employer and the employee conclude a labor contract before employment, the labor relationship shall be established from the date of employment. Article 36 The employing unit and the employee may terminate the labor contract through consultation.