Wang Jianjiahe
Wang Jianjiahe is a Chinese swimmer. She competed in the women's 1500 metre freestyle event at the 2018 Asian Games, winning the gold medal. She competed in the 2018 Fina Short Course World Championships in Hangzhou, China her home country and won her first World Championship gold in the Women's 800 meter freestyle gold, and won silver in the Women's 400 meter freestyle. She also added a gold in the women's 4 x 200 meter freestyle relay, swimming the anchor leg. At the 2018 FINA Swimming World Cup she won silver in the 400m freestyle and a gold in the 800 metre freestyle.
Personal bests
Short course (25-meter pool)
| Event | Time | Meet | Date | Note |
| 50 m freestyle | 26.60 | 2018 World Championships | 11 December 2018 | |
| 100 m freestyle | 55.39 | 2018 World Cup | 29 September 2018 | |
| 200 m freestyle | 1.53.23 | 2018 World Championships | 11 December 2018 | |
| 400 m freestyle | 3:53.97 | 2018 World Cup | 4 October 2018 | NR,'AS |
| 800 m freestyle | 7:59:44 | 2018 World Cup | 6 October 2018 | NR,AS |
Key': NR = National Record; AS = Asian Record