Wu Yanni also practiced dancing in primary school and performed well in a primary and secondary school sports meeting. She was selected by Zizhong County Youth Sports School and embarked on the track and field.

Later, Wu Yanni was selected by Yang Hui, the hurdler coach of Beijing Sport University, and received comprehensive, systematic and professional training. The result of the game really lived up to expectations. On September 18, Wu Yanni won the women's 100 hurdles final in the National Athletics Championships with a score of 13. 17 seconds, surpassing the women's 100 hurdles in the 20 18 Asian Games in Jakarta.

On September 5, 2020, Wu Yanni won the women's 100 meter hurdles final in the national track and field championship with a time of 13.09 seconds. 2021June 12, Wu Yanni won the women's 100 meter hurdles final in the National Athletics Championships with a time of 12.98 seconds.

On June 25th, 20021year, Wu Yanni won the women's 100 meter hurdles final in the national track and field championships with 12.87 seconds, creating the best result in China since 20 15 years ago.

Sports career

On February 25th, 2023, in the third leg of the 2023 National Indoor Athletics Invitational Tournament, Wu Yanni won the runner-up in the women's 60m hurdles with 8 seconds 15. On March 6th/kloc-0, in the women's 60-meter hurdles final of the 2023 National Indoor Athletics Championships, Wu Yanni won the second place with 8 seconds 19.

On May 14, Wu Yanni of Sichuan Ironman Team won the women's 100 meter hurdles final in the 2023 Athletics Division Invitational Tournament (Southwest Area 2) and Sichuan-Chongqing Athletics Competition with a time of 13.34 seconds. On June 2nd, Wu Yanni won the second place with13second 2 1 in the women's 100 meter hurdles final at the 4th stop of the 2023 National Track and Field Grand Prix.

On June 29th, Wu Yanni won the women's 100 meter hurdles final in the 2023 National Athletics Championships. On July 13, the women's 100 meter hurdles final of the Asian Athletics Championships was held in the rain. Wu Yanni regretted stealing, and was sentenced to play after being verified by the referee. In July, he was selected as the athlete list of China team in track and field competition of 3 1 Summer Universiade.

On August 4th, Wu Yanni won the silver medal in the final of 3 1 Summer Universiade Women's 100 meter hurdles with a personal best of 12.76. In August, Wu Yanni was selected by China Track and Field Team to participate in the 19 Asian Games. 1 01October1day, in the final of the Asian Games 100 meter hurdles, Wu Yanni crossed the finish line with the second place, which was finally cancelled due to the final result.