How to budget personnel expenses?

I make an annual expense budget for personnel every year. The personnel cost budget mainly includes the following aspects: 1. Annual salary budget 1, including the salary of office staff (according to monthly salary *12); 2. Front-line employees in the workshop (according to annual output * salary unit price); 2. Recruitment and personnel management expenses1; The annual expenditure of talent network is 2. The expected recruitment quotation in the talent market; 3. Social security expenses. Other recruitment expenses (physical examination, employee ID card, contract signing review,) 6. Travel recruitment travel expenses. Staff training fee (annual training budget) 1, external teacher lecture fee 2. Subsidies for lectures by internal teachers.