The alma maters of Chinese President Xi Jinping and Baidu co-founder Robin Li are among the universities outside the US that have churned out the most ultra-wealthy alumni, according to a study by Altrata . Peking University, with an estimated 1,101 ultra-high net worth (UHNW) former students, placed eighth in the index that tracked individuals with at least US$30 million to their name. Tsinghua University has produced an estimated 1,100 super-rich alumni , ranking ninth in the list compiled by the data company that focuses on the wealthy and influential. Both Peking University and Tsinghua University are public learning institutions…