Visiting men working in high temperatures during an inspection tour of Shanghai No. 3 Steel Mill on July 9, 1988. First from right, Ni Dingxing, director of the open-hearth mill; second from left, Ma Guoxing, Party secretary of the open-hearth mill.
Visiting men working in high temperatures during an inspection tour of Shanghai No. 3 Steel Mill on July 9, 1988. First from right, Ni Dingxing, director of the open-hearth mill; second from left, Ma Guoxing, Party secretary of the open-hearth mill.