Peking University world-class discipline construction (4 1) \x0d\ philosophy, theoretical economics, applied economics, law, politics, sociology, Marxist theory, psychology, China language and literature, foreign language and literature, archaeology, China history, world history, mathematics, physics, chemistry, geography, geophysics, geology, biology, ecology. Basic medicine, clinical medicine, stomatology, public health and preventive medicine, pharmacy, nursing, art theory, modern linguistics, linguistics, machinery, aerospace and manufacturing engineering, business administration, social policy and management \x0d\ first-class discipline, national key discipline (18) \x0d\ Philosophy, theoretical economics, law, politics, sociology, China language and literature, history, mathematics, physics, chemistry, geography, atmospheric science, biology, mechanics, electronic science and technology, computer science and technology, stomatology, pharmacy \x0d\ National key disciplines of two disciplines (2008 English language and literature, Indian language and literature, astrophysics, solid geophysics, tectonic geology, communication and information system, nuclear technology and application, environmental science, immunology, pathology and pathophysiology, internal medicine (nephropathy, cardiovascular diseases, hematological diseases), pediatrics, psychiatry and mental hygiene, dermatology, surgery (extra-bone, urology), etc. Sports medicine, epidemiology and health statistics, enterprise management, education economy and management, library science \x0d\ national key (training) disciplines (3) \x0d\ Asian and African languages and literature,