Visitors take photos at a photography exhibition during the 13th China Photography Festival in Sanmenxia City of central China's Henan Province, Dec. 20, 2020. The 13th China Photography Festival kicked off on Dec. 20 in the city of Sanmenxia in central China's Henan Province. This year's festival carries the theme of the country's fight against poverty and the COVID-19 epidemic. (Xinhua/Xu Yanan)
