ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Tables)

12 Months Ended

Dec. 31, 2015

ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES [Abstract]

Accrued Expenses and Other Current Liabilities

	As of December 31,
	2014		2015
Accrued welfare benefits	$	196,455	$	344,371
Accrued payroll and bonus		5,719,423		5,298,312
Advance from customers		793,565		1,628,693
Accrued professional service fees		3,663,273		3,662,042
Accrued marketing expense		5,545,844		4,724,276
Other tax payables		-		237,568
Others		661,791		128,981
	$	16,580,351	$	16,024,243