13. Other Receivables and Consideration Receivable (Detail) - Table of Other Receivables (USD $)	Dec. 31, 2012		Dec. 31, 2011
Other Receivables	$ 30,473,435		$ 13,742,625
Advance to Supplier [Member]
Other Receivables	12,519,662
Heilongjiang Feihe Yuanshengtai Co., Ltd. (“Yuanshengtai”) [Member]
Other Receivables	8,256,920	[1]	8,947,808	[1]
Haerbin City Ruixinda Investment Company Ltd. (the “Ruixinda” or “Purchaser”) [Member]
Other Receivables	3,181,279	[2]		[2]
Other Third Parties [Member]
Other Receivables	5,906,580	[3]	3,922,846	[3]
Employees [Member]
Other Receivables	230,107		470,475
Other Receivable [Member]
Other Receivables	$ 378,887		$ 401,496

[1] Heilongjiang Feihe Yuanshengtai Co., Ltd. ("Yuanshengtai") was partially owned by two officers and directors of the Company, Mr. Leng You-Bin and Mr. Liu Sheng-Hui, before January 2010. Those shares held by Mr. Leng You-Bin and Mr. Liu Sheng-Hui have been transferred to unrelated third parties who held no ownership interests in Yuanshengtai in January 2010. As of December 31, 2012, Ruixinda (Note 7) held a 99% equity interest in Yuanshengtai. The balances are payments made by the Group on behalf of Yuanshengtai to purchase biological assets and property, plant and equipment. The balances are unsecured and non-interest bearing. Pursuant to an agreement signed on [ ] 2013, Yuanshengtai agreed to repay the amount in full by December 31, 2013.

[2] The advance is unsecured and non-interest bearing. Pursuant to an agreement signed on [ ] 2013, Ruixinda agreed to repay the amount in full by July 31, 2013.

[3] The advances are unsecured, non-interest bearing and repayable within one year.