Looking further afield, his travel bucket list includes countries in Europe's far north, like Norway and Iceland.

"I'd love to experience the blue hour there," he said.

Tracking Success delivers the inside story for global sports fans, exploring what makes elite performers tick, and providing insight into their biggest and most intriguing moments on and off the field of play.

FACTFILE

Name: Sun Jiajun

Age: 24

Birthplace: Yichang, Wuhan province

Event: Swimming

Hobbies: Watching movies; building LEGO

Career Highlights:

2024 Paris Olympics:

— Men's 4X100m medley relay gold

2024 National Swimming Championships:

— Men's 50m butterfly gold

— Men's 50m breaststroke gold