There are so many classified disciplines.

1. Mathematics (MA)-refers to the development of formal logic or various numerical and algebraic calculations, and the application of these principles, including calculus, geometry, abstract algebra, number theory, statistics, complex analysis, probability theory, etc.

2. Computer science (CS) refers to the design and development of computer hardware and software engineering, including Internet technology and communication, computer graphics technology (including humanized interface), simulation/virtual reality technology and computing science (including data structure, encryption technology, coding and information theory).

3. Physics (pH) refers to the principles, theories and laws of energy and its interaction with matter, including solid-state physics, optics, acoustics, particles, atomic physics, atomic energy, plasma, superconductors, fluid and gas dynamics, thermodynamics, semiconductor physics, magnetism, quantum physics, mechanics, biophysics, etc.

4. Earth and Space Science (ES)- including geology, mineralogy, geomorphology, oceanography, meteorology, climatology, astronomy, cave science, seismology, geography, etc.

5. Engineering (EN) refers to projects that directly apply scientific principles to production and practical application, including civil engineering, mechanical engineering, aviation engineering, chemical engineering, electrical engineering, photography engineering, sound engineering, automobile engineering, marine engineering, heating and refrigeration engineering, transportation engineering, environmental engineering, etc.

Zoology (ZO) refers to the study of animals, including animal genetics, ornithology, ichthyology, herpetology, entomology, animal ecology, paleontology, cell physiology, circadian rhythm, animal husbandry, cytology, histology, animal physiology, neurophysiology of invertebrates and invertebrate research.

7. Botany (BO) refers to the study of plant life, including agricultural science, agricultural economics, horticulture, forestry, plant taxonomy, plant physiology, plant genetics, plant solution culture, seaweed, etc.

8. Microbiology (MI) refers to the biology of microorganisms, including bacteriology, virology, protozoology, mycology and microbial genetics.

9. Medicine and Health (ME) refers to the research on human and animal diseases and health, including dentistry, pharmacology, pathology, ophthalmology, nutrition, public health, pediatrics, dermatology, allergic reaction, language and hearing.

10. Chemistry (CH)-refers to the study of the properties, compositions and laws of substances, including physical chemistry, organic chemistry (excluding biochemistry), inorganic chemistry, analytical chemistry, material chemistry, plastics, fuel chemistry, pesticides, metallurgy, soil chemistry, etc.

1 1. Biochemistry (BI) refers to chemistry in the process of life activities, including molecular biology, molecular genetics, photosynthesis, blood chemistry, protein chemistry, food chemistry, hormones, etc.

12. Environmental Science (EV)- refers to the research and ecology of air, water and land resources and their control.

13. Behavior and Social Science (SO)-refers to the science that studies the behaviors and reactions of human beings and animals and the relationship between individuals and society in human society through observation and experiments, including sociology, anthropology, psychology, archaeology, education, animal behavior, ethnology, linguistics, urban issues, etc.