Buildings under construction are seen during a hazy day in Rizhao, Shandong Province, China, March 15, 2016. REUTERS/Stringer

Buildings under construction are seen during a hazy day in Rizhao, Shandong Province, China, March 15, 2016. REUTERS/Stringer

Buildings under construction are seen during a hazy day in Rizhao, Shandong Province, China, March 15, 2016. REUTERS/Stringer

July 21, 2016 7:30 AM (UTC+8)