The amount of benefit calculated according to the range of many years that he has compensated insurance policies rates for the fund one. Tr? c?p tai n?n lao ??ng, b?nh ngh? nghi?p m?t l?n quy ??nh t?i kho?n 2 ?i?u forty eight c?a Lu?t An toàn, v? sinh lao ??ng ???c tính nh? sau: