[5] [6] At the 2012 Summer Olympics in London, she competed in the Women's 100 metre backstroke, finishing in 8th place in the final.

At the 2013 World Aquatics Championship in Barcelona, Fu placed second in the 50 metre backstroke, losing to her teammate Zhao Jing with a time of 27.39s.

[8] Fu won a bronze medal in the 100-meter backstroke by tying for third place with Canadian swimmer Kylie Masse.

[11] Her series of facial expressions spread widely in the Internet, and her sayings such as "I've already spent my supernatural energy!"

[12][13] A few days later, after her lackluster performance in the 4×100-meter medley relay where the team placed fourth, she told an interviewer that she was on her period; many commended her decision to speak about this, menstruation being considered a taboo topic in sports.