TAXATION (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of Earnings Before Income Taxes

	For the year ended December 31
	2016			2017			2018
	RMB			RMB			RMB
Cayman Islands		(122,966,973	)		8,709,933			57,199,049
PRC		1,394,413,594			438,904,245			532,128,623
Other countries		(23,724,060	)		(298,739,141	)		(181,952,469	)
Income from continuing operations before income taxes		1,247,722,561			148,875,037			407,375,203

Schedule of Current and Deferred Income Taxes

	For the year ended December 31
	2016			2017			2018
	RMB			RMB			RMB
Current income tax expenses
PRC		(234,278,825	)		(39,138,531	)		(37,136,613	)
Other countries		(35,469,815	)		27,002,786			(74,198,842	)
Total current income tax expenses		(269,748,640	)		(12,135,745	)		(111,335,455	)
Deferred tax benefit		12,261,634			7,507,742			106,925,932
Income tax expense, net		(257,487,006	)		(4,628,003	)		(4,409,523	)

Schedule of Income Tax Rate Reconciliation

	For the year ended December 31
	2016			2017			2018
	%			%			%
Statutory CIT rate		25.0			25.0			25.0
Effect of permanent differences:
—Share-based compensation expenses		1.1			6.6			1.1
—Change in fair value of convertible senior notes and capped call options		2.2			0.0			0.0
—Accrued payroll and welfare expenses		1.0			13.4			4.2
—Change of enacted tax rate		0.4			(12.1	)		(3.2	)
—Other tax preferences		(0.0	)		(42.3	)		(19.5	)
Difference in tax rate of a subsidiary outside the PRC		0.9			7.5			0.6
Effect of tax holiday for subsidiaries		(10.9	)		(8.8	)		(14.0	)
Change in valuation allowance		0.9	)		13.8			6.9
Effective tax rate		20.6			3.1			1.1

Schedule of Aggregate Amount and Per Share Effect of Reduction of CIT

	For the year ended December 31
	2016		2017		2018
	RMB		RMB		RMB
The aggregate amount of effect		135,724,429		36,268,723		57,284,294
Per share effect—basic		1.08		0.28		0.37
Per share effect—diluted		1.04		0.27		0.37

Schedule of Noncurrent Deferred Tax Assets

	As of December 31
	2017			2018
	RMB			RMB
Net operating losses		125,206,224			315,472,145
Accrued warranty costs		147,133,263			137,737,283
Provision for inventories, accounts receivable, other receivable		54,705,934			46,850,223
Timing difference for revenue recognition of retainage contract		13,764,075			9,486,524
Other temporary differences		16,185,905			69,269,822
Timing difference for project assets, property, plant and equipment		11,804,621			-
Total deferred tax assets		368,800,022			578,815,997
Less: Valuation allowance		(86,443,363	)		(114,620,700	)
Less: Deferred tax liabilities in the same tax jurisdiction		(6,984,552	)		(126,125,973	)
Deferred tax assets		275,372,107			338,069,324
Timing difference for project assets, property, plant and equipment		(77,106,495	)		(126,125,973	)
Other temporary differences		-			(25,893,228	)
Total deferred tax liabilities		(77,106,495	)		(152,019,201	)
Less: Deferred tax assets in the same tax jurisdiction		6,984,552			126,125,973
Deferred tax liabilities		(70,121,943	)		(25,893,228	)

Schedule of Movement of Valuation Allowances

	For the year ended December 31
	2016			2017			2018
	RMB			RMB			RMB
At beginning of year		(54,792,006	)		(66,223,501	)		(86,443,363	)
Current year additions		(38,362,418	)		(42,043,420	)		(29,565,816	)
Utilization and reversal of valuation allowances		26,930,923			21,823,558			1,388,479
At end of year		(66,223,501	)		(86,443,363	)		(114,620,700	)