Workers pack chicken products at a germ-free workshop of Zhengda Agri-industrial Co. Ltd on February 3, 2004. The chicken processing company is the biggest in China's Northeast Heilongjiang Province. In order to provide safe chicken products, the company has adopted a strict quarantine system and sterilizes its gate, workshops and henhouses everyday and places five kilometers around its plant.  [Xinhua]

A vendor sells eggs at a market in China's financial hub of Shanghai February 4, 2004. Shanghai, taking no chances with the bird flu, is halting trade and the killing of live poultry in a bid to stop the spread of the deadly virus that has triggered health scares across the country.  [Reuters]