Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Tables)

3 Months Ended

Mar. 31, 2018

SCHEDULE OF INCOME TAXES [Table Text Block]

		Three months ended March 31,
		2017		2018
PRC income tax:
Current	$	-	$	-
Deferred		-		-
	$	-	$	-

SCHEDULE OF INCOME TAX RECONCILIATION [Table Text Block]

		Three months ended March 31,
		2017			2018
Loss before income taxes	$	(2,068,216	)	$	(2,567,833	)
United States federal corporate income tax rate		35%			21%
Income tax credit computed at United States statutory corporate income tax rate		(723,876	)		(539,245	)
Reconciling items:
Rate differential for PRC earnings		161,427			(86,779	)
Non-deductible expenses		70,523			66,086
Share based payments		88,371			17,550
Valuation allowance on deferred tax assets		403,555			542,388
Income tax expenses	$	-		$	-

SCHEDULE OF DEFERRED TAX ASSETS AND LIABILITIES [Table Text Block]

		December 31,			March 31,
		2017			2018
Deferred tax assets
Trade accounts receivable	$	1,098,183		$	1,047,926
Inventories		1,772,444			1,837,908
Property, plant and equipment		781,227			1,179,631
Provision for product warranty		569,958			592,457
Net operating loss carried forward		25,892,299			25,998,576
Valuation allowance		(30,114,111	)		(30,656,498	)
Deferred tax assets, non-current	$	-		$	-
Deferred tax liabilities, non-current	$	-		$	-

Schedule of Unrecognized Tax Benefits [Table Text Block]

		Gross UTB		Surcharge		Net UTB
Balance as of January 1, 2018	$	7,537,273	$	-	$	7,537,273
Increase in unrecognized tax benefits taken in current period		277,094		-		277,094
Balance as of March 31, 2018	$	7,814,367	$	-	$	7,814,367