Cash, Cash Equivalents and Restricted Cash (Tables)

6 Months Ended

12 Months Ended

Jun. 30, 2019

Dec. 31, 2018

Cash and cash equivalents [abstract]

Schedule of cash and cash equivalents restricted cash

	As at 30 June 2019		As at 31 December 2018
	(Unaudited)
Cash on hand	$	582,283	$	376,750
Cash at bank		2,277,049		4,055,585
Subtotal		2,859,332		4,432,335
Restricted cash		1,413,434		1,029,230
Cash, cash equivalents, and restricted cash	$	4,272,766	$	5,461,565

	31 December
	2018		2017
Cash on hand	$	376,750	$	351,018
Cash at bank		4,055,585		2,918,848
Subtotal		4,432,335		3,269,866
Restricted cash		1,029,230		968,572
Cash, cash equivalents, and restricted cash	$	5,461,565	$	4,238,438