The government of Korea offers generous (about $9,000/yr.) 4-yr. scholarships to one or two students from each of many developing countries. If you have a gifted impoverished student about to finish high school, look at:
Fields of study are open (as long as the degree can be obtained with-in four years). My university, Konyang, is one of 51 at which students may study with this scholarship. Students not knowing Korean enroll in a Korean-language course in-country. You may let me know if you are interested.