Accounts Receivable, Net

6 Months Ended

12 Months Ended

Jun. 30, 2019

Dec. 31, 2018

Accounts Receivable, Net [Abstract]

ACCOUNTS RECEIVABLE, NET

4. ACCOUNTS RECEIVABLE, NET

	As at 30 June 2019			As at 31 December 2018
	(Unaudited)
Accounts receivable-contracted customers	$	5,518,072		$	5,933,584
Accounts receivable-related parties (Note 20)		-			702
Allowance for doubtful accounts		(21,694	)		(21,316	)
Accounts receivable, net	$	5,496,378		$	5,912,970

5. ACCOUNTS RECEIVABLE, NET

	31 December
	2018			2017
Accounts receivable-contracted customers	$	5,933,584		$	5,798,235
Accounts receivable-related parties (Note 19)		702			707
Allowance for doubtful accounts		(21,316	)		(568	)
Accounts receivable, net	$	5,912,970		$	5,798,374

The following table details the Accounts receivables based on the Company’s provision matrix as of 31 December 2018:

	Accounts receivable-days past due
	Current		<30		31-60		61-90			91-180			Total
Gross carrying amount	$	1,937,221	$	3,855,228	$	60,431	$	12,425		$	68,980		$	5,934,285
Allowance		-		-		-		(621	)		(20,694	)		(21,315	)
Net	$	1,937,221	$	3,855,228	$	60,431	$	11,804		$	48,286		$	5,912,970

The following table details the accounts receivables based on the Company’s provision matrix as of 31 December 2017:

	Accounts receivable-days past due
	Current		<30		31-60		61-90			91-180			Total
Gross carrying amount	$	2,251,060	$	3,412,051	$	132,345	$	1,911		$	1,576		$	5,798,943
Allowance		-		-		-		(96	)		(473	)		(569	)
Net	$	2,251,060	$	3,412,051	$	132,345	$	1,815		$	1,103		$	5,798,374