Buildings in Lujiazui financial district are seen shrouded in fog amid an orange alert for heavy fog in Shanghai, China on January 31, 2024. (Photo by Xihao Jiang/Reuters)

Runners dressed in Christmas-themed outfits compete during a charity Santa run in Shanghai, China, November 29, 2015. (Photo by Aly Song/Reuters)

Girls practice sit-ups during gymnastics lessons at the Shanghai Yangpu Youth Amateur Athletic School in Shanghai, China, on May 4, 2016. China's sports system has been enormously successful since the country returned to the Olympic fold in 1980, culminating with the host nation topping the medals' table at the 2008 Beijing Olympics. And yet, with the Rio de Janeiro Games less than three months away, the system is beginning to break down due to the shifting demographics of a more prosperous nation. (Photo by Aly Song/Reuters)

Technicians check a CRH high-speed train at Shanghai Hongqiao High-speed train base on December 28, 2011 in Shanghai, China. China's railway stations have started today to sell tickets for the 2012 Spring Festival travel season scheduled to run between January 8th and February 16th, centred around the Chinese New Year which this year falls on January 23rd. (Photo by ChinaFotoPress/Getty Images)

A model presents a creation for Kenzo by Japanese fashion designer Tomoaki Nagao aka Nigo during Kenzo fashion show at the North Bund Bay in Shanghai on July 28, 2023. (Photo by Jade Gao/AFP Photo)

A woman in costume stands on the street during pre-Halloween weekend party in Shanghai, China on October 28, 2023. During the last weekend before Halloween, which comes on Tuesday, 31 October 2023, hundreds of youngsters dressed in costumes overwhelmed the streets of Shanghai. Halloween in China become popular due to the influences of Western expats and foreign teachers. (Photo by Alex Plavevski/EPA/EFE)

Women take a selfie next to a police officer as they take part in New Year's Eve celebrations in the Bund, in Shanghai, China December 31, 2016. (Photo by Aly Song/Reuters)

A man flies a kite on the Bund while buildings of Pudong's Lujiazui financial district stand across the Huangpu River as the sun rises in Shanghai, China, on Friday, October 2, 2015. (Photo by Qilai Shen/Bloomberg)