Deferred Government Grants (Tables)

3 Months Ended

Mar. 31, 2018

Schedule of Deferred Government Grants [Table Text Block]

		December 31,			March 31,
		2017			2018
Total government grants	$	4,864,131		$	5,003,554
Less: Current portion		(152,003	)		(157,591	)
Non-current portion	$	4,712,128		$	4,845,963