Other payables and accrued liabilities

12 Months Ended

Dec. 31, 2018

Payables and Accruals [Abstract]

Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]

14. Other payables and accrued liabilities

	December 31,		December 31,
	2018		2017
	$		$
Accrued expenses		2,242,301		1,140,443
Accrued payroll		10,506,404		7,442,056
Royalty payable		406,719		427,986
VAT payable		23,655		94,612
Sales deposit received		6,000,000		-
Contract liabilities		5,639,886		1,759,021
Other payables		1,041,738		1,379,227
		25,860,703		12,243,345

Sales deposit received represented deposit which would be returned to a customer in the future under certain conditions.