If a teacher unilaterally terminates the employment contract, the liquidated damages shall be calculated according to the length of service agreed in the contract. Generally, it is calculated by the unfulfilled period 1 year to compensate the school 1 1,000 yuan or more; If it is less than 1 year, it shall be calculated as 1 year. In the Labor Contract Law, if an individual unit provides employees with special training fees and professional technical training, it may conclude an agreement with the employees to stipulate the service period. If the laborer violates the service period agreement, he shall pay liquidated damages to the employer in accordance with the agreement. The amount of liquidated damages shall not exceed the training expenses provided by the employer. The liquidated damages that the employer requires the laborer to pay shall not exceed the training expenses that should be shared for the unfinished part of the service period. If the employer and the employee agree on the service period, it will not affect the employee's improvement of labor remuneration in accordance with the normal wage adjustment mechanism during the service period.