Zhang Weili of China (top) battles Joanna Jedrzejczyk of Poland Sunday during a UFC 275 Women’s Strawweight Fight match at Singapore Indoor Stadium in Singapore. Zhang beat the former UFC strawweight champion in the fight. Photo: Suhaimi Abdullah/VCG

Jedrzejcyk (left) exchanges punches with Zhang. Photo: Yong Teck Lim/VCG

Zhang lands a direct hit on Jedrzejcyk’s face. Photo: Yong Teck Lim/VCG

Zhang and Jedrzejczyk exchange kicks. Photo: Jeff Bottari/VCG

Zhang knocks Jedrzejczyk out with a spining back fist. Photo: Jeff Bottari/VCG

Jedrzejczyk falls to the ground after being struck by Zhang’s spinning back fist. Photo: Jeff Bottari/VCG

Jedrzejczyk hugs Zhang after the match. Zhang defeated Jedrzejczyk in a split decision at UFC 248 in the 2020 Fight of the Year. Photo: Jeff Bottari/VCG

Jedrzejczyk poses in front of the cameras after the match. The 35-year-old five-time UFC champion announced her retirement at the end of the game. Photo: Yong Teck Lim/VCG

Zhang celebrates her defeat of Jedrzejcyk. In August 2019, Zhang defeated Jessica Andrade of Brazil, becoming China’s first UFC champion. Photo: Yong Teck Lim/VCG