Legal analysis: it is definitely not possible without an official seal. Labor arbitration refers to the arbitration and adjudication of labor disputes applied for arbitration by the labor dispute arbitration committee. In China, labor arbitration is a necessary procedure for the parties to a labor dispute to bring a lawsuit to the people's court.

Legal basis: Article 28 of People's Republic of China (PRC) Labor Dispute Mediation and Arbitration Law. When applying for arbitration, the applicant shall submit an application for arbitration, and submit copies according to the number of respondents.

The application for arbitration shall contain the following items:

(a) the name, sex, age, occupation, work unit and domicile of the laborer, the name and domicile of the employer, and the name and position of the legal representative or principal responsible person;

(2) The arbitration claim and the facts and reasons on which it is based;

(3) Evidence and its sources, names and residences of witnesses.

If it is really difficult to write an arbitration application, you can apply orally, which will be recorded by the labor dispute arbitration Committee and informed to the other party.