Land Use Rights (Details Textual) (USD $)	12 Months Ended
	Dec. 31, 2012 sqm	Dec. 31, 2011
Land Use Rights (Textual)
Land use right acquired in Nanjing Jiangning Economic and Technological Development Zone during year 2006, useful life	50 years
Area of land acquired in Nanjing Jiangning Economic and Technological Development Zone during year 2006	112,442
Amortization expenses	$ 71,183	$ 69,275
Expected amortization expense year one	72,000
Expected amortization expense year two	72,000
Expected amortization expense year three	72,000
Expected amortization expense year four	72,000
Expected amortization expense year five	$ 72,000