19-year-old Pan Zhanle shocked the world with his world record. He already made a name for himself in swimming two years ago.

He usually swims six out of seven days a week: "Swim five or six thousand meters in the morning and seven thousand meters" in the afternoon. In total, he can swim 12,300 meters in one day. After the full-day training, he still has to swim Make time to finish college. (Data map)  "Records are meant to be broken"