Non-controlling Interests	12 Months Ended
Non-controlling Interests	Dec. 31, 2012
Non-controlling Interests
Non-controlling Interests	10. Non-controlling Interests Non-controlling interests represent the interest of non-controlling shareholders in Sinovac Beijing and Sinovac Dalian based on their proportionate interests in the equity of that company adjusted for its proportionate share of income or losses from operations. On October 1, 2011, the Company increased its ownership in Sinovac Beijing by an additional 1.53% through contributing the dividends declared to Sinovac Hong Kong but unpaid in the amount of $2,906,308 (RMB 18,605,600). An adjustment of $273,171 (RMB 1,640,336) resulted from the difference between the adjustment to the carrying amount of the non-controlling interest in Sinovac Beijing and the consideration that was charged to additional paid-in capital. The non-controlling interest in Sinovac Beijing was 28.44% prior to October 1, 2011 and was 26.91% after October 1, 2011. The non-controlling interest in Sinovac Dalian was 45% as of December 31, 2012 and December 31, 2011.

The entire disclosure for noncontrolling interest in consolidated subsidiaries, which could include the name of the subsidiary, the ownership percentage held by the parent, the ownership percentage held by the noncontrolling owners, the amount of the noncontrolling interest, the location of this amount on the balance sheet (when not reported separately), an explanation of the increase or decrease in the amount of the noncontrolling interest, the noncontrolling interest share of the net Income or Loss of the subsidiary, the location of this amount on the income statement (when not reported separately), the nature of the noncontrolling interest such as background information and terms, the amount of the noncontrolling interest represented by preferred stock, a description of the preferred stock, and the dividend requirements of the preferred stock.

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