A man works at the construction site of subway line 4 in Hefei, capital of east China's Anhui Province, March 13, 2020. The construction of the subway line 4 in Hefei has resumed with necessary protection measures taken against the novel coronavirus. (Xinhua/Zhou Mu)
People work at the construction site of subway line 4 in Hefei, capital of east China's Anhui Province, March 13, 2020. The construction of the subway line 4 in Hefei has resumed with necessary protection measures taken against the novel coronavirus. (Xinhua/Zhou Mu)
A man works at the construction site of subway line 4 in Hefei, capital of east China's Anhui Province, March 13, 2020. The construction of the subway line 4 in Hefei has resumed with necessary protection measures taken against the novel coronavirus. (Xinhua/Zhou Mu)
A man works at the construction site of subway line 4 in Hefei, capital of east China's Anhui Province, March 13, 2020. The construction of the subway line 4 in Hefei has resumed with necessary protection measures taken against the novel coronavirus. (Xinhua/Zhou Mu)
People work at the construction site of subway line 4 in Hefei, capital of east China's Anhui Province, March 13, 2020. The construction of the subway line 4 in Hefei has resumed with necessary protection measures taken against the novel coronavirus. (Xinhua/Zhou Mu)
A man works at the construction site of subway line 4 in Hefei, capital of east China's Anhui Province, March 13, 2020. The construction of the subway line 4 in Hefei has resumed with necessary protection measures taken against the novel coronavirus. (Xinhua/Zhou Mu)
A man works at the construction site of subway line 4 in Hefei, capital of east China's Anhui Province, March 13, 2020. The construction of the subway line 4 in Hefei has resumed with necessary protection measures taken against the novel coronavirus. (Xinhua/Zhou Mu)
A man works at the construction site of subway line 4 in Hefei, capital of east China's Anhui Province, March 13, 2020. The construction of the subway line 4 in Hefei has resumed with necessary protection measures taken against the novel coronavirus. (Xinhua/Zhou Mu)
