Other Payables (Tables)

12 Months Ended

Dec. 31, 2018

Other Liabilities Current [Abstract]

Schedule of Other Payables

Other payables consist of followings:

	As of December 31,
	2017		2018
	$		$
Payroll		1,607,740		3,699,169
Professional service fee		714,764		1,564,070
Payables for purchase of property and equipment		413,657		1,708,663
Payables for purchase of intangible assets		—		225,158
Others		365,298		569,783
		3,101,459		7,766,843