v3.26.3
Condensed Statement of Operations - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jan. 05, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2026
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Operating expenses                  
Formation and operating costs   $ (25,128) $ (526,603)   $ (676,348) $ (154,977)      
(Loss) income from operations   (25,128) (526,603)   (676,348) (154,977)      
Other Income                  
Interest income on trust account   620,012   1,232,214 471,486      
Net (loss) profit   (25,128) 93,409   $ 555,866 316,509      
CADV Ventures S.A [Member]                  
Revenues                  
Total revenues               $ 772,833 $ 539,066
Cost of revenues                  
Taxes and other surcharges               5,806 1,564
Total cost of revenues               199,246 195,229
Gross profit               573,587 343,837
Operating expenses                  
Sales and marketing expenses               7,390 43,273
General and administrative expenses               192,170 107,190
Research and development expenses               256,858 649,169
Total operating expenses               456,418 799,632
(Loss) income from operations               117,169 (455,795)
Other Income                  
Other expense, net               (7,037) (46,974)
(Loss) profit before income tax               110,132 (502,769)
Income tax expenses              
Net (loss) profit               110,132 (502,769)
Other comprehensive (loss) income                  
Foreign currency translation gain (loss)               (134,956) 35,727
Total comprehensive (loss) income               $ (24,824) $ (467,042)
Weighted average number of ordinary shares outstanding:                  
Ordinary Shares - Basic               3,892,467 3,200,050
Ordinary Shares - Diluted               3,892,467 3,200,050
(Loss) earnings per ordinary share                  
Ordinary Shares - Basic               $ 0.03 $ (0.16)
Ordinary Shares - Diluted               $ 0.03 $ (0.16)
CADV Ventures S.A [Member] | Sales of Service Third Parties [Member]                  
Revenues                  
Total revenues               $ 57,664 $ 4,645
Cost of revenues                  
Cost of sales of service               89,163 134,420
CADV Ventures S.A [Member] | Sales of Service Related Parties [Member]                  
Revenues                  
Total revenues               715,169 534,421
Cost of revenues                  
Cost of sales of service               $ 104,277 $ 59,245
Kukugan Invest [Member]                  
Other Income                  
(Loss) profit before income tax $ (333)     $ (105,668)     $ 190,748    
Income tax expenses            
Net (loss) profit $ (333)           $ 190,747    
Weighted average number of ordinary shares outstanding:                  
Ordinary Shares - Basic 22,640,989     100,000     3,200,050    
Ordinary Shares - Diluted 22,640,989     100,000     3,200,050    
(Loss) earnings per ordinary share                  
Ordinary Shares - Basic $ (0.00)     $ (1.06)     $ 0.06    
Ordinary Shares - Diluted $ (0.00)     $ (1.06)     $ 0.06    
Financial Designation, Predecessor and Successor [Fixed List] Predecessor     Successor Successor   Predecessor Predecessor  
Kukugan Invest [Member] | Successor [Member]                  
Revenues                  
Total revenues       $ 774,924          
Cost of revenues                  
Total cost of revenues       668,956          
Gross profit       105,968          
Operating expenses                  
Sales and marketing expenses       2,777          
General and administrative expenses       187,279          
Research and development expenses                
Total operating expenses       190,056          
(Loss) income from operations       (84,088)          
Other Income                  
Other expense, net       (21,580)          
(Loss) profit before income tax       (105,668)          
Income tax expenses                
Net (loss) profit       (105,668)          
Other comprehensive (loss) income                  
Foreign currency translation gain (loss)       10,606          
Total comprehensive (loss) income       $ (95,062)          
Weighted average number of ordinary shares outstanding:                  
Ordinary Shares - Basic       100,000          
Ordinary Shares - Diluted       100,000          
(Loss) earnings per ordinary share                  
Ordinary Shares - Basic       $ (1.06)          
Ordinary Shares - Diluted       $ (1.06)          
Kukugan Invest [Member] | Successor [Member] | Nonrelated Party [Member]                  
Revenues                  
Total revenues       $ 663,679          
Cost of revenues                  
Cost of sales of service       606,130          
Kukugan Invest [Member] | Successor [Member] | Related Party [Member]                  
Revenues                  
Total revenues       111,245          
Cost of revenues                  
Cost of sales of service       $ 62,826          
Kukugan Invest [Member] | Predecessor [Member]                  
Revenues                  
Total revenues           $ 477,108    
Cost of revenues                  
Total cost of revenues           80,677    
Gross profit           396,431    
Operating expenses                  
Sales and marketing expenses           7,166    
General and administrative expenses 333           35,032    
Research and development expenses           128,364    
Total operating expenses 333           170,562    
(Loss) income from operations (333)           225,869    
Other Income                  
Other expense, net           (35,122)    
(Loss) profit before income tax (333)           190,747    
Income tax expenses              
Net (loss) profit (333)           190,747    
Other comprehensive (loss) income                  
Foreign currency translation gain (loss) 126           (117,900)    
Total comprehensive (loss) income $ (207)           $ 72,847    
Weighted average number of ordinary shares outstanding:                  
Ordinary Shares - Basic 22,640,989           3,200,050    
Ordinary Shares - Diluted 22,640,989           3,200,050    
(Loss) earnings per ordinary share                  
Ordinary Shares - Basic $ (0.00)           $ 0.05    
Ordinary Shares - Diluted $ (0.00)           $ 0.05    
Kukugan Invest [Member] | Predecessor [Member] | Nonrelated Party [Member]                  
Revenues                  
Total revenues           $ 9,387    
Cost of revenues                  
Cost of sales of service           44,114    
Kukugan Invest [Member] | Predecessor [Member] | Related Party [Member]                  
Revenues                  
Total revenues           467,721    
Cost of revenues                  
Cost of sales of service           $ 36,563    
Redeemable Ordinary Shares [Member]                  
Other Income                  
Net (loss) profit   $ 73,008   $ 434,462 $ 183,760      
Weighted average number of ordinary shares outstanding:                  
Ordinary Shares - Basic   6,900,000   6,900,000 2,450,526      
Ordinary Shares - Diluted   6,900,000   6,900,000 2,450,526      
(Loss) earnings per ordinary share                  
Ordinary Shares - Basic   $ 0.01   $ 0.06 $ 0.07      
Ordinary Shares - Diluted   $ 0.01   $ 0.06 $ 0.07      
Non Redeemable Ordinary Shares [Member]                  
Other Income                  
Net (loss) profit   $ (25,128) $ 20,401   $ 121,404 $ 132,749      
Weighted average number of ordinary shares outstanding:                  
Ordinary Shares - Basic   1,725,000 1,928,100   1,928,100 1,770,262      
Ordinary Shares - Diluted   1,725,000 1,928,100   1,928,100 1,770,262      
(Loss) earnings per ordinary share                  
Ordinary Shares - Basic   $ (0.01) $ 0.01   $ 0.06 $ 0.07      
Ordinary Shares - Diluted   $ (0.01) $ 0.01   $ 0.06 $ 0.07