Customers shop for pork during a sales promotion at a supermarket in Suzhou, East China's Jiangsu Province August 3, 2007. Pork prices have risen sharply in a number of cities across the country partly due to outbreaks of Blue Ear Disease. [Newsphoto]

Customers shop for pork during a sales promotion at a supermarket in Suzhou, East China's Jiangsu Province August 3, 2007. Pork prices have risen sharply in a number of cities across the country partly due to outbreaks of Blue Ear Disease. [Newsphoto]

Customers queue before shopping for pork during a sales promotion at a supermarket in Suzhou, East China's Jiangsu Province August 3, 2007. Pork prices have risen sharply in a number of cities across the country partly due to outbreaks of Blue Ear Disease. [Newsphoto]

Customers shop for pork during a sales promotion at a supermarket in Suzhou, East China's Jiangsu Province August 3, 2007. Pork prices have risen sharply in a number of cities across the country partly due to outbreaks of Blue Ear Disease. [Newsphoto]