Abstract: Prof. TANG Au-chin was an outstanding educator, scientist and leader in the field of education and science-technology in China. He created a miracle of taking the responsibility for education, scientific research and administration, which all reached a very high level in these three aspects. He devoted all his life to establishing the discipline of chemistry in Jilin University, and made it soar into the forefront of China and become world-famous. He also established the discipline of theoretical chemistry for New China and trained a large number of senior talents engaged in theoretical chemistry research and teaching, who were praised as “Chinese School” by international pees. Among Prof. Tang’s students, more than ten were elected academician of the Chinese Academy of Sciences and the Chinese Academy of Engineering. He together with his colleagues made many high-level scientific research achivements, which made China’s theoretical chemistry at the forefront in the world and won the first award twice and the second award twice of the National Natural Science Award.