Answer: The four stages of labor dispute processing procedures are as follows:

1、Pre-litigation: This is the first stage of the labor dispute processing procedure, during which the parties may attempt to resolve the dispute through negotiation, mediation, or other means.

2、Litigation: If the parties are unable to resolve the dispute through pre-litigation, they may file a lawsuit with the labor arbitration commission. The labor arbitration commission will review the case and make a decision.

3、appeal: If the parties are not satisfied with the decision of the labor arbitration commission, they may file an appeal with the people's court. The people's court will review the case and make a final decision.

4、Execution: If the parties are not satisfied with the final decision of the people's court, they may apply to the people's court for强制执行. The people's court will enforce the decision.

Suggested reference: 《中华人民共和国劳动争议调解仲裁法》

Relevant legal provisions: Article 41 of the "Labor Dispute Mediation and Arbitration Law of the People's Republic of China" stipulates that "If the parties are dissatisfied with the arbitration award made by the labor arbitration commission, they may bring a lawsuit in the people's court within 15 days from the date of receipt of the arbitration award, and the people's court shall accept it."

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