Heard of it. Tsinghua University, a well-known university. On the occasion of Tsinghua University's 109th anniversary, Tulin Phoenix launched Tsinghua University's 109th anniversary tea "Qingyun Tuocha". The two characters "Qing" and "Yun" represent Tsinghua University and Yunnan respectively. The design of Qingyun Tuocha adopts a double logo pattern, Tsinghua University and Tulin Phoenix.