The preparation of payroll and withholding tax for A.P. Group co., Ltd. The project aims to help students to gain knowledge in the computation of payroll Withholding tax and preparation of payroll withholding tax. At the company, they will be taught on the process and procedure in its preparation specifically payroll withholding tax. In practice, students will help the company to prepare its to report payroll. The report, to submit the withholding tax. In practice, students will help the company to prepare its works that will be submitted to the Social Security Office and Revenue Department. The experience gained will equip students in the future careers.