According to the resume inquiry website, Wei Dongyi began to speak at the age of two and a half. Wei Dongyi 199 1 Born in Jinan, Shandong Province, Dongyang, Zhejiang Province, a gold medal winner in the Mathematics Olympics, and a teacher in the Department of Mathematics in Peking University. Wei Dongyi showed interest in mathematics since he was a child. According to Wei Zhongli, Wei Dongli's father, his son began to speak when he was two and a half years old. The first sentence he said was "This is a math problem". Wei Dongyi won the international mathematical Olympic gold medal twice with absolute strength.