Qi of Hunan University: "With more than 50 years of teaching experience and more than 50 years in Hu Da, more than 80 doctoral students have been trained. He is 80 years old. He is a diligent pioneer of chemometrics in China. He helped to establish the first State Key Laboratory of Analytical Chemistry in China universities-the State Key Laboratory of Chemical Biosensing and Metrology of Hunan University, which led the development of the laboratory and witnessed every important moment of the laboratory. Fifty years ago, Yu Ruqin came back from abroad with a mission in mind, and her skirt was covered with morning light. Determined to serve the country, like a warrior in battle, he struggled tenaciously in other research positions of chemometrics and analytical chemistry, and was a scholar and a pillar of the country. He is also like a horn, rooted in the Millennium University, concentrating on studying, teaching and educating people, and letting ideals and passions spread in the hearts of teachers and students. "