Workers are seen on the construction site of the Winter Olympic Village on March 14, 2020. The construction of several venues in Zhangjiakou for Beijing 2022 has gotten back underway amid fight against novel coronavirus, including the Nodic Center, Biathlon center and Winter Olympic Village. (Photo by Wu Diansen/Xinhua)

Workers are seen on the construction site of the Nodic Center on March 14, 2020. The construction of several venues in Zhangjiakou for Beijing 2022 has gotten back underway amid fight against novel coronavirus, including the Nodic Center, Biathlon center and Winter Olympic Village. (Photo by Wu Diansen/Xinhua)

Photo taken by drone shows the construction site of the Winter Olympic Village on March 14, 2020. The construction of several venues in Zhangjiakou for Beijing 2022 has gotten back underway amid fight against novel coronavirus, including the Nodic Center, Biathlon center and Winter Olympic Village. (Photo by Wu Diansen/Xinhua)

Photo taken by drone shows the construction site of the Nodic Center on March 14, 2020. The construction of several venues in Zhangjiakou for Beijing 2022 has gotten back underway amid fight against novel coronavirus, including the Nodic Center, Biathlon center and Winter Olympic Village. (Photo by Wu Diansen/Xinhua)