To celebrate the 21st birthday of the Macau University of Science and Technology of (MUST) and create a university ambience of "enthusiasm, solidarity and striving". From April 12 to 18, 2021, we invited five secondary schools: Pui Va Middle School, Choi Nong Chi Tai School, Yuet Wah College, Xin Hua School Secondary School, The Affiliated School of the University of Macau, to exchange and compete with each other. After a total of 10 matches in 5 days, the MUST team won the championship through overtime.