[Sinovac Announces Preliminary Unaudited Third Quarter 2010 Sales Range and Revises Full Year 2010 Sales Expectations Press Release Source: Sinovac Biotech Ltd. On Sunday October 24, 2010, 5:00 pm BEIJING, Oct. 24 /PRNewswire-Asia-FirstCall/ — Sinovac Biotech Ltd. (Nasdaq:SVA - News), a leading provider of biopharmaceutical products in China, announced today its preliminary unaudited sales range for the third quarter ended] [Sinovac Selected by Beijing CDC to Supply Seasonal Flu Vaccine Anflu(R) to Beijing Citizens Press Release Source: Sinovac Biotech Ltd. On Sunday October 24, 2010, 5:05 pm BEIJING, Oct. 24 /PRNewswire-Asia-FirstCall/ — Sinovac Biotech Ltd. (Nasdaq:SVA - News), a leading provider of biopharmaceutical products in China, announced today that it has been selected by the Beijing Centers for Disease Control] [Sinovac Receives Drug Registration Certificate from Hong Kong Department of Health for Seasonal Flu Vaccine Anflu(R) Press Release Source: Sinovac Biotech Ltd. On Sunday October 24, 2010, 5:10 pm BEIJING, Oct 24 /PRNewswire-Asia-FirstCall/ — Sinovac Biotech Ltd. (Nasdaq:SVA - News), a leading provider of biopharmaceutical products in China, announced today that Sinovac Biotech (Hong Kong) Ltd., its wholly owned subsidiary] [1 -32371 SINOVAC BIOTECH LTD. No. 39 Shangdi Xi Road Haidian District Beijing 100085, People’s Republic of China Form 20-F x Form 40-F o o o SINOVAC BIOTECH LTD.]