Tourists enjoy the view of cole flowers in the field of Huashan village in Kuzongqiao township of Hengyang county, Central China’s Hunan province, March 17, 2018. [Photo/Xinhua]

Tourists enjoy the view of cole flowers in the field of Huashan village in Kuzongqiao township of Hengyang county, Central China’s Hunan province, March 17, 2018. [Photo/Xinhua]

Tourists enjoy the view of cole flowers in the field of Huashan village in Kuzongqiao township of Hengyang county, Central China’s Hunan province, March 17, 2018. [Photo/Xinhua]

Tourists enjoy the view of cole flowers in the field of Huashan village in Kuzongqiao township of Hengyang county, Central China’s Hunan province, March 17, 2018. [Photo/Xinhua]

Tourists enjoy the view of cole flowers in the field of Huashan village in Kuzongqiao township of Hengyang county, Central China’s Hunan province, March 17, 2018. [Photo/Xinhua]