Lian Junjie (front) / Si Yajie of China compete during the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019. (Photos: Xinhua/Li Gang)

Lian Junjie (front) / Si Yajie of China compete during the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Lian Junjie (R) / Si Yajie of China compete during the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Maria Jose Sanchez Moreno (Bottom) / Jose Balleza Isaias of Mexico compete during the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Ekaterina Beliaeva (Bottom) / Viktor Minibaev of Russia compete during the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Ekaterina Beliaeva (Bottom) / Viktor Minibaev of Russia compete during the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Lian Junjie (R) / Si Yajie of China compete during the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Lian Junjie (R) / Si Yajie of China pose with the gold medals after the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Gold medalists Lian Junjie (3rd R) / Si Yajie (3rd L) of China, silver medalists Ekaterina Beliaeva (2nd L) / Viktor Minibaev (1st L) of Russia, and bronze medalists Maria Jose Sanchez Moreno (2nd R) / Jose Balleza Isaias of Mexico pose for photo after the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Gold medalists Lian Junjie (R) / Si Yajie of China pose with their gold medals after the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Lian Junjie (R) / Si Yajie of China gesture to the audience during the awarding ceremoy of the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Gold medalist Lian Junjie (R) / Si Yajie of China pose for photo during the awarding ceremony of the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.

Silver medalist Ekaterina Beliaeva (L) / Viktor Minibaev of Russia pose for photo during the awarding ceremony of the mixed 10m synchronised final of diving event at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019.