High gold content. Hainan University ranks11in 21. Hainan University is a comprehensive key university which was merged from South China University of Tropical Agriculture and Hainan University in August 2007. It is a university jointly established by the Ministry of Education and the People's Social Welfare Department of Hainan Province. Hainan University, referred to as Haida for short, is located in Haikou City, Hainan Province. It is a university jointly established by the Ministry of Education and the people of Hainan Province, a university jointly established by the people of Hainan Province and the Ministry of Finance, a comprehensive key university in Hainan Province, and a university supported by the construction of first-class universities in Hainan Province. Ranked among the world-class discipline construction universities, "2 1 1 Engineering", and was selected as "Excellent Engineer Education and Training".