Salespersons count the number of iPhone 5 cell phones to be sold in Binhai New Area in Tianjin, north China, Dec. 13, 2012. Apple iPhone 5 is scheduled to be released in the Chinese mainland on Friday. (Xinhua)

A salesperson counts the number of iPhone 5 cell phones to be sold in Binhai New Area in Tianjin, north China, Dec. 13, 2012. Apple iPhone 5 is scheduled to be released in Chinese mainland on Friday. (Xinhua)

A salesperson (R) presents an iPhone 5 cell phone to be sold in Binhai New Area in Tianjin, north China, Dec. 13, 2012. Apple iPhone 5 is scheduled to be released in the Chinese mainland on Friday. (Xinhua)