Aerial photo taken on June 2, 2019 shows people participating in a dragon boat race held on Xiaoshui River in Daoxian County, central China's Hunan Province. A total of 144 boats took part in the race to celebrate the upcoming Dragon Boat Festival, which falls on June 7 this year. (Photo: Xinhua)

People participate in a dragon boat race held on Xiaoshui River in Daoxian County, central China's Hunan Province, June 2, 2019. A total of 144 boats took part in the race to celebrate the upcoming Dragon Boat Festival, which falls on June 7 this year. (Photo: Xinhua)

Aerial photo taken on June 3, 2019 shows people participating in a dragon boat race held on Xiaoshui River in Daoxian County, central China's Hunan Province. A total of 144 boats took part in the race to celebrate the upcoming Dragon Boat Festival, which falls on June 7 this year.(Photo: Xinhua)

Aerial photo taken on June 3, 2019 shows people participating in a dragon boat race held on Xiaoshui River in Daoxian County, central China's Hunan Province. A total of 144 boats took part in the race to celebrate the upcoming Dragon Boat Festival, which falls on June 7 this year. (Photo: Xinhua)

Aerial photo taken on June 2, 2019 shows people participating in a dragon boat race held on Xiaoshui River in Daoxian County, central China's Hunan Province. A total of 144 boats took part in the race to celebrate the upcoming Dragon Boat Festival, which falls on June 7 this year. (Photo: Xinhua)

Aerial photo taken on June 3, 2019 shows people participating in a dragon boat race held on Xiaoshui River in Daoxian County, central China's Hunan Province. A total of 144 boats took part in the race to celebrate the upcoming Dragon Boat Festival, which falls on June 7 this year. (Photo: Xinhua)

People participate in a dragon boat race held on Xiaoshui River in Daoxian County, central China's Hunan Province, June 3, 2019. A total of 144 boats took part in the race to celebrate the upcoming Dragon Boat Festival, which falls on June 7 this year. (Photo: Xinhua)