Professor Myung Chul Chang, Kunsan National University, Department of Material Engineering, Kunsan, South Korea, aquired Green Card, permanant residency in United States, even though he still permantly live in Kunsan, South Korea. South Koreans are eager to get permant residency status due to their children's education in US. In US he doesn't have any income so that he can file for financial aid in medical, education for his kids college or even avoid military duty from South Korea, etc, even though he still holds a full time... read full review »