Alibaba's 18 Arhats include: Jack Ma, Sun Tongyu, Jin Jianhang, Joseph Tsai, Lucy Peng, Zhang Ying, Wu Yongming, Sheng Yifei, Lou Wensheng, Ma Changwei, Han Min, Xie Shihuang, Dai Shan, Jin Yuanying, Jiang Fang, Zhou Yuehong, Shi Yufeng, and Rao Tongtong. Among them, Zhang Ying met his senior brother Jack Ma when he was studying at Hangzhou Normal University; Lou Wensheng is Jack Ma's college alumni; Jin Yuanying and Jiang Fang are Jack Ma's students, and after graduation they started a business with their teacher; before Xie Shihuang joined Alibaba Group, he worked with Jack Ma in an information technology company established by the E-commerce Center under the Ministry of Foreign Trade and Economic Cooperation; Shi Yufeng joined Jack Ma's entrepreneurial team through the introduction of Wu Yongming; Han Min introduced Jin Yuanying and Dai Shan to China Yellow Pages founded by Jack Ma; Sheng Yifei and China Yellow Pages became connected through the project bidding of the "First Shanghai TV Festival"; and Lucy Peng joined Alibaba because she went north with Jack Ma to start a business with her spouse Sun Tongyu.