Sailors compete during the Petit Final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of China (Front) compete during the Petit Final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of China (L) prepare to turn at a buoy during the Petit Final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of China compete during the Petit Final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of China (Top) compete during the Petit Final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of China (C) compete during the Petit Final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors compete during the Petit Final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of China competes during the Petit Final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors compete during the Petit Final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of Finland (L) turn during the final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors start during the final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of Finland (C) hit the finish line during the final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of Finland (L) compete during the final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors compete during the final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors start during the final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors of Finland (R) turn during the final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

Sailors compete during the final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)

A seagull is seen as sailors prepare for the final of RS21 Mixed Fleet Racing of Sailing at the 30th Summer Universiade in Naples, Italy, July 12, 2019. (Xinhua/Zheng Huansong)