Illuminated buildings are reflected in the Tuojiang River in Fenghuang Ancient Town, Hunan Province, April 11, 2019. The old town is famous for its time-honored buildings and cultural relics, attracting large numbers of visitors each year from China and abroad. (Photo: China News Service/Yang Huafeng)

Illuminated buildings are reflected in the Tuojiang River in Fenghuang Ancient Town, Hunan Province, April 11, 2019. The old town is famous for its time-honored buildings and cultural relics, attracting large numbers of visitors each year from China and abroad. (Photo: China News Service/Yang Huafeng)

Illuminated buildings are reflected in the Tuojiang River in Fenghuang Ancient Town, Hunan Province, April 11, 2019. The old town is famous for its time-honored buildings and cultural relics, attracting large numbers of visitors each year from China and abroad. (Photo: China News Service/Yang Huafeng)

Illuminated buildings are reflected in the Tuojiang River in Fenghuang Ancient Town, Hunan Province, April 11, 2019. The old town is famous for its time-honored buildings and cultural relics, attracting large numbers of visitors each year from China and abroad. (Photo: China News Service/Yang Huafeng)

Illuminated buildings are reflected in the Tuojiang River in Fenghuang Ancient Town, Hunan Province, April 11, 2019. The old town is famous for its time-honored buildings and cultural relics, attracting large numbers of visitors each year from China and abroad. (Photo: China News Service/Yang Huafeng)

Illuminated buildings are reflected in the Tuojiang River in Fenghuang Ancient Town, Hunan Province, April 11, 2019. The old town is famous for its time-honored buildings and cultural relics, attracting large numbers of visitors each year from China and abroad. (Photo: China News Service/Yang Huafeng)