Income Tax (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Summary of Pre-tax income in jurisdictions
Pre-tax income	$ 7,409,896	$ 3,495,752	$ 10,678,546	$ 7,292,462
PRC [Member]
Summary of Pre-tax income in jurisdictions
Pre-tax income	7,439,468	4,136,050	10,713,481	8,473,628
Samoa [Member]
Summary of Pre-tax income in jurisdictions
Pre-tax income		(636,295)		(1,462,766)
BVI [Member]
Summary of Pre-tax income in jurisdictions
Pre-tax income	(24,572)	(1,003)	(24,935)	(2,318)
Others [Member]
Summary of Pre-tax income in jurisdictions
Pre-tax income	$ (5,000)	$ (3,000)	$ (10,000)	$ 283,918