v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Basis of Presentation and Principles of Consolidation (Details) - USD ($)
 12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2023
Current assets:      
Cash and cash equivalents $ 9,819,570 $ 9,817,254  
Accounts receivable, net 4,253,629 1,543,160  
Bank acceptance receivable 2,911,999 3,337,137  
Inventories, net 20,103,215 5,049,688  
Prepayment to suppliers, net 3,578,467 803,924  
Other current assets 9,883,888 894,460  
TOTAL CURRENT ASSETS 51,546,533 29,769,210  
Property and equipment, net 10,724,358 8,610,279  
Construction in progress 4,031,448 5,640,063  
Intangible assets, net 4,487,581 4,539,347  
Goodwill 350,849,431    
Operating lease right of use assets 315,959    
Deferred tax assets 246,404 424,474  
Other long term assets 117,478    
TOTAL ASSETS 433,814,485 53,003,728  
Current liabilities:      
Bank loans 1,618,465    
Insurance premium payables 1,328,853    
Accounts payable 6,555,588 4,125,597  
Contract liabilities 3,142,515 489,784  
Deferred government grants - current 80,032 78,718  
Taxes payable 907,264 315,328  
Operating lease liabilities, current 240,943    
Accrued expenses and other payables 27,383,244 915,032  
TOTAL CURRENT LIABILITIES 41,597,527 8,775,985  
Operating lease liabilities, noncurrent 79,311    
Deferred government grants - noncurrent 240,154 134,394  
TOTAL LIABILITIES 41,916,992 8,910,379  
Revenue 37,919,425 25,097,951 $ 46,471,478
(loss) Income from operations (19,938,224) (2,137,142) (7,902,904)
Net (loss) income (19,941,242) (1,442,830) (7,780,620)
Net cash provided by operating activities (2,372,437) 544,238 312,209
Net cash used in investing activities (162,908) 983,418 (4,742,445)
Net cash provided by (used in) financing activities 2,618,921 (491,728) (2,921,084)
Effect of exchange rate on cash (80,390) 1,305,079 (151,446)
Net increase (decrease) in Cash, cash equivalents and restricted cash 3,186 2,341,007 (7,502,766)
Nonrelated party      
Current liabilities:      
Contract liabilities 1,020,067 489,784  
Related party      
Current liabilities:      
Contract liabilities 2,122,448    
VIE and its subsidiaries      
Current assets:      
Cash and cash equivalents 8,163,770 4,474,803  
Accounts receivable, net 4,244,340 1,542,956  
Bank acceptance receivable 2,911,999 3,337,137  
Inventories, net 6,343,756 5,049,688  
Prepayment to suppliers, net 1,791,824 803,767  
Other current assets 7,878,719 791,439  
TOTAL CURRENT ASSETS 31,334,408 15,999,790  
Property and equipment, net 8,066,240 6,525,047  
Construction in progress 4,031,448 5,640,063  
Intangible assets, net 3,358,390 3,461,132  
Goodwill 137,545,159    
Operating lease right of use assets 315,959    
Deferred tax assets 240,503 390,242  
Other long term assets 106,923    
TOTAL ASSETS 184,999,030 32,016,274  
Current liabilities:      
Bank loans 1,618,465    
Insurance premium payables 1,328,853    
Accounts payable 6,423,151 4,120,956  
Deferred government grants - current 80,032 78,718  
Taxes payable 900,792 316,789  
Operating lease liabilities, current 240,943    
Accrued expenses and other payables 5,597,865 914,756  
TOTAL CURRENT LIABILITIES 17,543,625 5,921,003  
Operating lease liabilities, noncurrent 79,311    
Deferred government grants - noncurrent 240,154 134,394  
TOTAL LIABILITIES 17,863,090 6,055,397  
Revenue 37,621,473 25,097,953 46,471,478
(loss) Income from operations (436,272) 622,896 (1,722,218)
Net (loss) income (4,179) 704,119 (1,674,516)
Net cash provided by operating activities 3,082,400 182,190 1,203,386
Net cash used in investing activities (2,029,927) (2,333,429) (3,700,105)
Net cash provided by (used in) financing activities 798,545 (491,728) (1,190,278)
Effect of exchange rate on cash 1,837,949 241,575 (123,754)
Net increase (decrease) in Cash, cash equivalents and restricted cash 3,688,967 (2,401,392) $ (3,810,751)
VIE and its subsidiaries | Nonrelated party      
Current liabilities:      
Contract liabilities 1,004,210 $ 489,784  
VIE and its subsidiaries | Related party      
Current liabilities:      
Contract liabilities $ 349,314