1 is a double-class university. Double first-class universities generally refer to world-class universities and first-class disciplines. Hainan University is a world-class discipline construction university, with a first-class discipline: crop science (customized).

2. Specialties with national characteristics: law, food science and engineering, agronomy, horticulture, plant protection, agricultural resources and environment, aquaculture, agricultural and forestry economic management.

3. National first-class undergraduate specialty construction sites: law, ideological and political education, Chinese language and literature, biological science, biotechnology, communication engineering, chemical engineering and technology, food science and engineering, agronomy, horticulture, aquaculture, tourism management, and visual communication design.

4. Provincial finance, law, Chinese international education, information and computing science, biotechnology, materials science and engineering, polymer materials and engineering, computer science and technology, civil engineering, chemical engineering and technology, transportation, agricultural mechanization and automation, food science and engineering, food quality and safety bioengineering agronomy, horticulture, plant protection, agricultural resources and environment, aquaculture, agricultural and forestry economic management, land resources.