Other Payables

9 Months Ended

Sep. 30, 2019

Other Liabilities Current [Abstract]

Other Payables

10. Other payables

Other payables consist of followings:

	As of
	December 31, 2018		September 30, 2019
	$		$
Payroll		3,699,169		7,667,119
Professional service fee		1,564,070		493,288
Payables for purchase of property and equipment		1,708,663		387,722
Payables for purchase of intangible assets		225,158		—
Others (note (i))		569,783		1,894,654
		7,766,843		10,442,783

Note:

(i) Others are mainly payables related to travel and business entertainment expenses and conference fee.