Mrs. Qu Limin, (born March 1947). Started work at Yaohua High School in May 1974 and graduated from the Department of Mathematics of Tianjin Normal University as a Bachelor of Science. In June, 1986 Mrs. Qu joined the Communist Party of China. During nearly 30 years of teaching in Yaohua she worked successively as a mathematics teacher, a head teacher, and was later appointed director of the Experimental Class for gifted students. In 1992 she was appointed deputy principal of the school directing teaching and research.