China holds its ninth national memorial ceremony for the Nanjing Massacre victims at the Memorial Hall of the Victims in Nanjing Massacre by Japanese Invaders in Nanjing, capital of East China's Jiangsu Province, on Tuesday. (Photo: Xinhua)

Julian Alvarez (1st R) of Argentina celebrates scoring team's second goal with teammates during the semifinal between Argentina and Croatia at the 2022 FIFA World Cup at Lusail Stadium in Lusail, Qatar, on Tuesday. (Photo: Xinhua)

Staff members wearing ethnic costumes perform at the China Pavilion during the second phase of the 15th meeting of the Conference of the Parties to the UN Convention on Biological Diversity (COP15) in Montreal, Canada, on Thursday. (Photo: Xinhua)

Children pose with a panda mascot during a China Day cultural event in Bandar Seri Begawan, Brunei, on Friday. (Photo: Xinhua)

Children wearing Santa Claus' hats attend the lighting ceremony of a Christmas tree made from recycled plastic bottles by the non-profit and non-governmental organization Oko Spire and collaborators with some 15,000 plastic bottles removed from the streets in Caracas on Tuesday. (Photo: CFP)

Sculptors work on a snow sculpture at Changchun Snow and Ice Grand World in Northeast China's Jilin Province, Dec. 15, 2022. (Photo: China News Service)

Skiers and snowboarders dressed up as Father Frost (Russian equivalent of Santa) are seen on Saturday at the Igora resort in the Priozersk District in the run-up to Christmas and New Year. (Photo: CFP)

Penguins from Harbin Polarpark are seen at the Harbin Ice-Snow World, a renowned seasonal theme park opening every winter, in Harbin, Northeast China's Heilongjiang Province, on Saturday. (Photo: Xinhua)

A car passes snow-covered trees at the 'Harz' mountains near Wernigerode, Germany, on Tuesday. (Photo: AP)

This photo taken on Wednesday shows a view of the Snow Town scenic spot in Hailin, Northeast China's Heilongjiang Province. The Snow Town scenic spot officially opened recently. (Photo: Xinhua)