INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2017

INCOME TAXES

Schedule of current and deferred components of the income tax expense

	Years ended December 31,
	2015		2016		2017
Current tax expense	2,421		3,842		9,291
Deferred tax expense	(1,441	)	(1,687	)	(5,479	)
	980		2,155		3,812

Schedule of principle components of deferred taxes

	Years ended December 31,
	2015		2016		2017
Deferred tax assets
Accrued expenses	2,340		2,918		3,615
Net operating loss carry-forwards	5,637		6,306		11,337
Total deferred tax assets	7,977		9,224		14,952
Less: valuation allowance	(2,256	)	(2,273	)	(2,522	)
Deferred tax assets, net	5,721		6,951		12,430

Schedule of reconciliation of the effective tax rate and statutory tax rate

	Years ended December 31,
	2015		2016	2017
(Loss) income before income taxes	(316	)	8,231	10,592
Income tax (benefit) expense computed at an applicable tax rate of 25%	(79	)	2,058	2,648
Permanent differences	355		80	6
Effect of income tax rate difference in other jurisdictions	482		—	909
Change in valuation allowance	222		17	249
	980		2,155	3,812