A worker welds the steel frame of a railway station under construction in Hefei, Anhui province December 22, 2013. REUTERS/Stringer

Reuters
A worker welds the steel frame of a railway station under construction in Hefei, Anhui province December 22, 2013. REUTERS/Stringer
A worker welds the steel frame of a railway station under construction in Hefei, Anhui province December 22, 2013. REUTERS/Stringer
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