Workers are seen on the site of a project to renovate the building that houses the Memorial for the Site of the First National Congress of the Communist Party of China in Shanghai, Jan. 13, 2021. The Memorial for the Site of the First National Congress of the CPC, housed in a restored building in Huangpu District in Shanghai, temporarily closed beginning on Nov. 17, 2020 for large-scale renovation. (Photo/China News Service)
A worker is seen on the site of a project to renovate the building that houses the Memorial for the Site of the First National Congress of the Communist Party of China (CPC) in Shanghai, Jan. 13, 2021. The Memorial for the Site of the First National Congress of the CPC, housed in a restored building in Huangpu District in Shanghai, temporarily closed beginning on Nov. 17, 2020 for large-scale renovation. (Photo/China News Service)
A worker is seen on the site of a project to renovate the building that houses the Memorial for the Site of the First National Congress of the Communist Party of China (CPC) in Shanghai, Jan. 13, 2021. The Memorial for the Site of the First National Congress of the CPC, housed in a restored building in Huangpu District in Shanghai, temporarily closed beginning on Nov. 17, 2020 for large-scale renovation. (Photo/China News Service)
A worker is seen on the site of a project to renovate the building that houses the Memorial for the Site of the First National Congress of the Communist Party of China (CPC) in Shanghai, Jan. 13, 2021. The Memorial for the Site of the First National Congress of the CPC, housed in a restored building in Huangpu District in Shanghai, temporarily closed beginning on Nov. 17, 2020 for large-scale renovation. (Photo/China News Service)
Workers are seen on the site of a project to renovate the building that houses the Memorial for the Site of the First National Congress of the Communist Party of China in Shanghai, Jan. 13, 2021. The Memorial for the Site of the First National Congress of the CPC, housed in a restored building in Huangpu District in Shanghai, temporarily closed beginning on Nov. 17, 2020 for large-scale renovation. (Photo/China News Service)
A worker is seen on the site of a project to renovate the building that houses the Memorial for the Site of the First National Congress of the Communist Party of China (CPC) in Shanghai, Jan. 13, 2021. The Memorial for the Site of the First National Congress of the CPC, housed in a restored building in Huangpu District in Shanghai, temporarily closed beginning on Nov. 17, 2020 for large-scale renovation. (Photo/China News Service)
Workers are seen on the site of a project to renovate the building that houses the Memorial for the Site of the First National Congress of the Communist Party of China in Shanghai, Jan. 13, 2021. The Memorial for the Site of the First National Congress of the CPC, housed in a restored building in Huangpu District in Shanghai, temporarily closed beginning on Nov. 17, 2020 for large-scale renovation. (Photo/China News Service)
Photo shows the renovation site in Shanghai, Jan. 13, 2021. The Memorial for the Site of the First National Congress of the CPC, housed in a restored building in Huangpu District in Shanghai, temporarily closed beginning on Nov. 17, 2020 for large-scale renovation. (Photo/China News Service)