北京市总工会近期对30家来京施工劳务企业50个建筑工地的3000名农民工进行了权益保障问卷调查。调查采用施工现场当面发放、填写、回收问卷方式,共发放问卷3000份,收回2990份,回收率达到99.7%。有效问卷2967份,有效率为99.2%。在问卷调查之外,还对近20名农民工进行了深入访谈,先后召开了总包企业、区县建筑业联合会、劳 Beijing Federation of Trade Unions recently conducted a questionnaire on the protection of rights and interests of 3,000 migrant workers in 50 construction sites in 30 construction and service enterprises in Beijing. In the survey, face-to-face payment was made on the construction site, and the questionnaire was filled out and recycled. A total of 3,000 questionnaires were sent out and 2990 copies were returned, with a recovery rate of 99.7%. 2967 valid questionnaires, the effective rate was 99.2%. In addition to the questionnaire survey, in-depth interviews were conducted with nearly 20 migrant workers. The general contractor, district and district construction associations,