新加坡和周围国家（比如马来西亚，印尼和文莱）有免签证的互利友好关系，所以周围国家的人多不用逾期也可以居留，所以逾期居留的多不是周围国家的人。
sorry to interrupt...they are of cos have this type of illegal immigrant to sg
mostly is indonesia n china
cos they want earn money that why the risk to over stay n become illegal.
not dont need visa...cos the due date is about a month..if you stay longer time you must apply for visa too.
if not your passport will have a non entry chop for half year or a year...mean get ban to entry sg
