All right. Official website, Education Bureau of Longgang District, inquired that the salary standard of service assistants purchased by Education Bureau of Longgang District is 7,500 yuan per month, provident fund 120 yuan and annual leave allowance 10000 yuan. Teachers who buy service assistants sign contracts once a year, and their salaries are normal in winter and summer vacations. At the end of the contract, there will be two compensations of 8000 yuan.