Migrant workers' inequality generates many social issues like Why Migrant workers' children spend more tuition in cities than urban workers' ones since they are all Chinese? As workers in cities shared with the same workload and hours, why migrant workers can only obtain low wages, less job offers and exclusion from social security? In the circumstance of financial crisis, why migrant workers are the first to be unemployed? These long-standing issues always cause social concern and accordingly become motives for the study. The article not only describes migrant workers' livelihood, but also aims at the comparative study between them and urban workers. The finding demonstrated migrant workers are relatively weak upon wages, employment opportunity, their children 's education level and social welfare. Such unfair treatment could be attributed to migrant workers' identity problems¡Bhighly variable labor market and incomplete policy implementation. China 's economy and related policy changes yearly since its reform and opening-up policy, however, they are not fully consider migrant workers factor. Besides, limited with its self-interest, local government's policy implementation shows discrepancy from central counterpart's intention. With vicious circle potential which might affect society in many aspects, government should focus on migrant workers' unfair treatment improvement. The research finding could benefit reader's comprehensive understanding upon migrant workers' core issues. Furthermore, China government's solution could be meaningful references for the improvement of Taiwanese business's migrant workers treatment and Taiwan government's foreign-labor policy.