Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
REVENUES
Equipment and systems
Fuel materials	1,279,781	7,418,297	6,445,181	12,285,253
Trading and others	46,482	473,468	46,482	639,297
TOTAL REVENUES	1,326,263	7,891,765	6,491,663	12,924,550
COST OF REVENUES
Equipment and systems
Fuel materials	1,189,205	7,423,011	6,172,177	12,312,714
Trading and others		256,787		316,063
TOTAL COST OF REVENUES	1,189,205	7,679,798	6,172,177	12,628,777
GROSS PROFIT	137,058	211,967	319,486	295,773
OPERATING EXPENSES (INCOME)
Selling, general and administrative	311,685	(19,305)	904,055	567,804
Provision for (recovery of) doubtful accounts	969	405,022	(134,769)	289,873
TOTAL OPERATING EXPENSES (INCOME)	312,654	385,717	769,286	857,677
INCOME FROM OPERATIONS	(175,596)	(173,750)	(449,800)	(561,904)
OTHER INCOME (EXPENSE)
Interest income	8,423	(2)	10,063
Interest expense	(9,462)	(9,764)	(11,482)	(17,606)
Investment income	3,600		12,950
Other income (expense), net	(1)	946	(1)
Total other income (expense), net	2,560	(8,820)	11,530	(17,606)
INCOME BEFORE INCOME TAXES FROM CONTINUING OPERATIONS	(173,036)	(182,570)	(438,270)	(579,510)
PROVISION FOR INCOME TAXES	1,567	(5,279)	50,111	42,239
INCOME FROM CONTINUING OPERATIONS	(174,603)	(177,291)	(488,381)	(621,749)
Discontinued operations:
Income (loss) from discontinued operations, net of taxes	(4,446)	1,537,297	495,733	1,250,309
Gain on disposal, net of taxes	6,951,617		6,951,617
Income (loss) from discontinued operations, total	6,947,171	1,537,297	7,447,350	1,250,309
Net income	6,772,568	1,360,006	6,958,969	628,560
OTHER COMPREHENSIVE INCOME
Foreign currency translation adjustment	(382,301)	(558,490)	(707,240)	(47,405)
COMPREHENSIVE INCOME (LOSS)	$ 6,390,267	$ 801,516	$ 6,251,729	$ 581,155
WEIGHTED AVERAGE NUMBER OF COMMON SHARES
Basic and diluted	27,640,684	21,735,542	27,640,684	20,867,311
Earnings per share from continuing operations
Basic and diluted	$ (0.01)	$ (0.01)	$ (0.02)	$ (0.03)
Earnings per share from discontinued operations
Basic and diluted	0.25	0.07	0.27	0.06
Earnings per share available to common shareholders
Basic and diluted	$ 0.25	$ 0.06	$ 0.25	$ 0.03