The mobility of the immigrant population in Macau and immigration is one of the important factors of the population growth in Macau, such as, the coexistence of legal and illegal, Chinese and non-Chinese, emigration and immigration and so forth. The special industry structure of Macau has produced a population where large number are highly-mobile and there is an mcreased risk of disorder. The economy of Macau develops rapidly and at the same time causes problems with nonlocal workers. The existing population, size or structure, cannot meet the demand of the labor market. The uniqueness of the mobility of the population immigration in Macau also makes the economic development in society unique.