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PROPERTY, PLANT AND EQUIPMENT, NET (Details)
12 Months Ended
Dec. 31, 2020
CNY (¥)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
CNY (¥)
Dec. 31, 2018
CNY (¥)
Dec. 31, 2020
USD ($)
Property, Plant and Equipment [Line Items]          
Property and equipment ¥ 15,611,103,021   ¥ 12,899,352,492    
Less: Accumulated depreciation (3,863,719,503)   (3,497,199,736)    
Subtotal 11,747,383,518   9,402,152,756    
Construction in progress 708,060,041   806,051,793    
Net Value 12,455,443,559   10,208,204,549   $ 1,908,880,239
Depreciation of property, plant and equipment 1,160,851,059 $ 177,908,208 737,584,653 ¥ 802,022,200  
Receivables Related To Disposal Of Property, Plant And Equipment 609,563,969   269,221,102 198,818,135  
Gain (Loss) on Disposition of Property Plant Equipment 428,115,147 $ 65,611,517 67,953,732 48,168,035  
Property, plant and equipment impairment 20,387,207   68,262,038 ¥ 14,548,043  
Pledged property, plant and equipment 3,257,095,969   2,158,435,628    
Pledged property, plant and equipment as collateral 340,891,652   556,890,574    
Buildings [Member]          
Property, Plant and Equipment [Line Items]          
Property and equipment 4,396,121,001   3,567,558,224    
Machinery and equipment [Member]          
Property, Plant and Equipment [Line Items]          
Property and equipment 10,322,000,488   8,785,627,088    
Motor vehicles [Member]          
Property, Plant and Equipment [Line Items]          
Property and equipment 58,256,515   45,116,481    
Furniture, fixture and office equipment [Member]          
Property, Plant and Equipment [Line Items]          
Property and equipment ¥ 834,725,017   ¥ 501,050,699