Zhang Zetian (November 18, 1993 -), a native of Nanjing, Jiangsu Province, accidentally became popular on the Internet because of a photo of holding milk tea in her hands, so she was called the "Milk Tea Sister". The reason why Milk Tea Girl initially became popular is because she is pure and sweet, but unlike ordinary Internet beauties, Milk Tea Girl is both talented and beautiful. She won the national aerobics runner-up and the title of national first-class athlete in her freshman year of high school. At the same time, because of his excellent academic performance, he was recommended to Tsinghua University in 2011 and was regarded as the "Beauty of Tsinghua University".