v3.26.3
CONCENTRATIONS (Details)
1 Months Ended 12 Months Ended
Oct. 31, 2025
Jun. 30, 2026
CNY (¥)
item
Jun. 30, 2025
CNY (¥)
item
Jun. 30, 2024
item
Jun. 30, 2026
USD ($)
Jun. 30, 2026
HKD ($)
CONCENTRATIONS            
Number of major suppliers | item   3 2 2    
Term of loan 20 years 20 years        
Loans to third parties-long term   ¥ 283,684,309 ¥ 118,500,000   $ 41,809,894  
Consumer borrower            
CONCENTRATIONS            
Loans to third parties-long term   262,000,000        
China            
CONCENTRATIONS            
Cash was on deposit at financial institutions   23,600,000 36,600,000   3,500,000  
Maximum insured bank deposit   500,000        
Unprotected cash held in banks   20,000,000 31,100,000   2,900,000  
Hong Kong            
CONCENTRATIONS            
Cash was on deposit at financial institutions   15,100,000 65,900,000   2,200,000  
Maximum insured bank deposit | $           $ 800,000
Unprotected cash held in banks   ¥ 12,200,000 ¥ 63,400,000   $ 1,800,000  
Credit concentration risk | Assets total | Consumer borrower            
CONCENTRATIONS            
Concentration risk, percentage   41.00%        
Supplier one | Supplier concentration risk | Cost of goods and service            
CONCENTRATIONS            
Concentration risk, percentage   19.60% 11.20% 18.50%    
Supplier two | Supplier concentration risk | Cost of goods and service            
CONCENTRATIONS            
Concentration risk, percentage   18.30% 11.00% 14.90%    
Supplier three | Supplier concentration risk | Cost of goods and service            
CONCENTRATIONS            
Concentration risk, percentage   12.20%        
CNPC | Customer concentration | Total revenue            
CONCENTRATIONS            
Concentration risk, percentage   65.00% 44.00% 48.00%    
CNPC | Customer concentration | Accounts receivable            
CONCENTRATIONS            
Concentration risk, percentage   46.00% 17.00% 38.00%    
SINOPEC | Customer concentration | Total revenue            
CONCENTRATIONS            
Concentration risk, percentage   12.00% 17.00% 19.00%    
SINOPEC | Customer concentration | Accounts receivable            
CONCENTRATIONS            
Concentration risk, percentage   12.00% 26.00% 27.00%    
Another customer | Customer concentration | Accounts receivable            
CONCENTRATIONS            
Concentration risk, percentage     57.00% 6.00%