The benefit is equivalent to 50 per cent of the average monthly income for the last three years of contributory service, increased by 0.5 per cent of such income for every six months of contributory service in excess of 120 months.
为计算残疾金数额，得考虑最后5年期间缴费十月均收入的50%，加上超过120个月的、每6个月的缴费时收入的0.5%。