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FILE - Tang Shuangning, right, then chairman of China Everbright Group and Everbright Securities Co., is pictured after toasting the IPO for Everbright Securities at Shanghai Stock Exchange in Shanghai, China on Aug. 18, 2009.(Chinatopix via AP, File)

FILE - Tang Shuangning, right, then chairman of China Everbright Group and Everbright Securities Co., is pictured after toasting the IPO for Everbright Securities at Shanghai Stock Exchange in Shanghai, China on Aug. 18, 2009.(Chinatopix via AP, File)

FILE - Tang Shuangning, then chairman of China Everbright Group and Everbright Securities Co., talks to the press after the IPO for Everbright Securities at Shanghai Stock Exchange in Shanghai, China on Aug. 18, 2009. (Chinatopix via AP, File)

FILE - Tang Shuangning, then chairman of China Everbright Group and Everbright Securities Co., talks to the press after the IPO for Everbright Securities at Shanghai Stock Exchange in Shanghai, China on Aug. 18, 2009. (Chinatopix via AP, File)