Aerial photo taken on May 13, 2020 shows tourists viewing blooming rhododendrons at Dawei mountain national forest park in Liuyang, central China's Hunan Province. (Photos: Xinhua)

Photo taken on May 13, 2020 shows tourists viewing blooming rhododendrons at Dawei mountain national forest park in Liuyang, central China's Hunan Province.

Aerial photo taken on May 13, 2020 shows tourists viewing blooming rhododendrons at Dawei mountain national forest park in Liuyang, central China's Hunan Province.

Aerial photo taken on May 13, 2020 shows tourists viewing blooming rhododendrons at Dawei mountain national forest park in Liuyang, central China's Hunan Province.