The project will help us caculate salary fastly and exactly.I design it according to our company's salary mode, full attendance and absenteeism daily wages is the total salary/21.75 and tax exemption is 3500 , because my current salary is not high, so now the highest wage tax is 35000 yuan.If your salary is higher,I cauldn't help you currently. The project the highest skill point is round-up to retain the decimal number of two, mainly for the convenience of everyone. Of cause,there are a lot of issues that need to be optimized.Welcome to give valuable advice.