Elevators installed for old residential buildings in Guiyang

A worker measures building material for elevator installation in Zhaiji community in Yunyan District of Guiyang City, southwest China's Guizhou Province, Jan. 7, 2020. 

A worker is busy on the elevator installation site in Zhaiji community in Yunyan District of Guiyang City, southwest China's Guizhou Province, Jan. 7, 2020. 

Aerial photo taken on Jan. 7, 2020 shows the elevator installation site in Zhaiji community in Yunyan District of Guiyang City, southwest China's Guizhou Province.

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