
** FILE ** In this April 29, 2009, file photo, Liu Tienan, then the vice chairman of the National Development and Reform Commission, speaks during a press conference in Shanghai. China's top anti-graft committee is investigating the deputy chairman of the country's economic planning agency, the latest high-level official to be ensnared by the new leadership's anti-corruption drive. (AP Photo/Eugene Hoshiko, File)

** FILE ** In this April 29, 2009, file photo, Liu Tienan, then the vice chairman of the National Development and Reform Commission, speaks during a press conference in Shanghai. China's top anti-graft committee is investigating the deputy chairman of the country's economic planning agency, the latest high-level official to be ensnared by the new leadership's anti-corruption drive. (AP Photo/Eugene Hoshiko, File)

One of China's biggest banks on Tuesday said it has halted business with the Foreign Trade Bank of North Korea, accused by the U.S. of financing Pyongyang's missile and nuclear programs, in a recent sign of Beijing pressuring its ally. (Associated Press)

One of China's biggest banks on Tuesday said it has halted business with the Foreign Trade Bank of North Korea, accused by the U.S. of financing Pyongyang's missile and nuclear programs, in a recent sign of Beijing pressuring its ally. (Associated Press)

In this photo taken Tuesday, Jan 6, 2004, Chinese men share a newspaper outside a Bank of China branch in Guangzhou, southeastern China Guangdong province. One of China's biggest banks said Tuesday, May 7, 2013, that it has halted business with the Foreign Trade Bank of North Korea. (AP Photo/Ng Han Guan)

In this photo taken Tuesday, Jan 6, 2004, Chinese men share a newspaper outside a Bank of China branch in Guangzhou, southeastern China Guangdong province. One of China's biggest banks said Tuesday, May 7, 2013, that it has halted business with the Foreign Trade Bank of North Korea. (AP Photo/Ng Han Guan)

** FILE ** In this Nov. 24, 2012, file photo, Jennifer Lopez performs during her concert in Shanghai, China. Lopez wowed thousands of fans in Indonesia on Friday, Nov. 30, 2012, but they didn't see as much of her as concertgoers in other countries. (AP Photo/Eugene Hoshiko, File)

Chinese people wear face masks with "No to Kunming PX," paraxylene, written, chant slogans as they hold protest against a planned refinery project in downtown Kunming in southwest China's Yunnan province Saturday, May 4, 2013. (Associated Press)

Chinese people wear face masks with "No to Kunming PX," paraxylene, written, chant slogans as they hold protest against a planned refinery project in downtown Kunming in southwest China's Yunnan province Saturday, May 4, 2013. (Associated Press)