v3.26.1
Segment Information - Schedule of Key Financial Performance Measures (Details)
 12 Months Ended
Mar. 31, 2026
HKD ($)
Mar. 31, 2026
USD ($)
Mar. 31, 2025
HKD ($)
Mar. 31, 2025
USD ($)
Mar. 31, 2024
HKD ($)
Mar. 31, 2024
USD ($)
Mar. 31, 2026
USD ($)
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Schedule of Key Financial Performance Measures [Line Items]                  
Depreciation $ 2,227,342 $ 284,100 $ 2,435,879   $ 2,391,477        
Total expenses 124,341,843 15,859,929 50,289,397   35,874,154        
Other expense 17,472 2,229 22,084   1,600        
Fair value loss on promissory note (6,731,190) (858,570)          
Impairment loss on goodwill (35,124,140) (4,480,120)   (1,500,000)        
Total other income (expense), net (36,850,930) (4,700,374) (897,525)   (2,751,110)        
Total liabilities 412,585,023   176,434,734       $ 52,625,641    
Construction and engineering services [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue 198,823,924   362,947,968   237,999,687        
Cost of revenues 183,676,319   (308,115,092)            
Gross profit 15,147,605   54,832,876   58,753,263        
Depreciation (1,822,410)   (1,939,933)   (1,900,524)        
Operating expenses (22,994,032)   (21,677,322)   (18,405,761)        
Total expenses (24,816,442)   (23,617,255)   (20,306,285)        
Bank interest income 267,488   841,020   195,019        
Interest expense (3,109,942)   (1,993,994)   (905,567)        
Other income 13,227,088   927,217   1,500        
Other expense   (2,966)   (1,600)        
Fair value loss on promissory note                
Total other income (expense), net 10,384,634   (228,723)   (2,210,648)        
Goodwill Impairment Losses     (1,500,000)        
Profit/(loss) before income tax expenses 715,797   30,986,898   36,236,330        
Segment income (loss) (265,702)   25,484,221   31,059,401        
Total assets 314,962,777   223,858,283   110,391,917        
Total liabilities (8,267,456)   (97,145,713)   (65,214,518)        
Net assets (liabilities) 306,695,321   126,712,570   45,177,399        
Construction and engineering services [Member] | External [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue 198,079,063   362,457,593   236,257,009        
Cost of revenues 146,996,080   (291,551,307)   (179,246,424)        
Construction and engineering services [Member] | Related Party [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue 744,861   490,375   1,742,678        
Cost of revenues 36,680,239   (16,563,785)            
Provision of cold storage facilities, trading of food and agricultural products, asset management and professional consultancy services [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue 23,200,406                
Cost of revenues 22,835,369                
Gross profit 365,037                
Depreciation (404,932)                
Operating expenses (96,336,602)                
Total expenses (96,741,534)                
Bank interest income 262                
Interest expense (5,060,072)                
Other income 256,879                
Other expense                
Fair value loss on promissory note                
Total other income (expense), net (39,927,071)                
Goodwill Impairment Losses (35,124,140)                
Profit/(loss) before income tax expenses (136,303,568)                
Segment income (loss) (137,140,769)                
Total assets 264,372,046                
Total liabilities (379,830,690)                
Net assets (liabilities) (115,458,644)                
Provision of cold storage facilities, trading of food and agricultural products, asset management and professional consultancy services [Member] | External [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue 23,200,406                
Cost of revenues 22,835,369                
Provision of cold storage facilities, trading of food and agricultural products, asset management and professional consultancy services [Member] | Related Party [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue                
Cost of revenues                
Asset management and professional consultancy services [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue     15,221,783   13,980,188        
Cost of revenues     (9,995,698)            
Gross profit     5,226,085   5,306,003        
Depreciation     (3,355,818)   (2,946,898)        
Operating expenses     (22,460,175)   (12,562,942)        
Total expenses     (25,815,993)   (15,509,840)        
Bank interest income     1,617   300        
Interest expense     (698,400)   (581,062)        
Other income     40,001   40,300        
Other expense              
Total other income (expense), net     (656,782)   (540,462)        
Goodwill Impairment Losses              
Profit/(loss) before income tax expenses     (21,246,690)   (10,744,299)        
Segment income (loss)     (22,175,512)   (11,373,382)        
Total assets     109,865,035   132,432,534        
Total liabilities     (79,289,021)   (79,481,008)        
Net assets (liabilities)     30,576,014   52,951,526        
Asset management and professional consultancy services [Member] | External [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue     14,221,783   13,980,188        
Cost of revenues     (9,995,698)   (8,674,185)        
Asset management and professional consultancy services [Member] | Related Party [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue     1,000,000          
Cost of revenues                
Corporate [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue            
Cost of revenues              
Gross profit            
Depreciation            
Operating expenses (2,783,867)   (856,149)   (58,029)        
Total expenses (2,783,867)   (856,149)   (58,029)        
Bank interest income 299   7,098          
Interest expense (560,130)            
Other income            
Other expense (17,472)   (19,118)          
Fair value loss on promissory note (6,731,190)                
Total other income (expense), net (7,308,493)   (12,020)          
Goodwill Impairment Losses              
Profit/(loss) before income tax expenses (10,092,360)   (868,169)   (58,029)        
Segment income (loss) (10,092,360)   (868,169)   (58,029)        
Total assets 70,410,989   95,869          
Total liabilities (24,486,877)     (69,629)        
Net assets (liabilities) 45,924,112   95,869   (69,629)        
Corporate [Member] | External [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue            
Cost of revenues            
Corporate [Member] | Related Party [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue            
Cost of revenues              
Total [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue 222,024,330 28,319,430 378,169,751 $ 48,608,562 251,979,875 $ 32,198,198      
Cost of revenues 206,511,688 26,340,777 (318,110,790) (40,888,802)          
Gross profit 15,512,642 1,978,653 60,058,961 7,719,760 64,059,266 8,185,547      
Depreciation (2,227,342) (284,100) (5,295,751) (680,697) (4,847,422) (619,408)      
Operating expenses (122,114,501) (15,575,829) (44,993,646) (5,783,319) (31,026,732) (3,964,621)      
Total expenses (124,341,843) (15,859,929) (50,289,397) (6,464,016) (35,874,154) (4,584,029)      
Bank interest income 268,049 34,190 849,735 109,222 195,319 24,958      
Interest expense (8,730,143) (1,113,539) (2,692,394) (346,071) (1,486,629) (189,963)      
Other income 13,483,967 1,719,894 967,218 124,323 41,800 5,341      
Other expense (17,472) (2,229) (22,084) (2,839) (1,600) (204)      
Fair value loss on promissory note (6,731,190)                
Total other income (expense), net (36,850,929) (4,700,374) (897,525) (115,365) (2,751,110) (351,539)      
Goodwill Impairment Losses (35,124,140) (4,480,120) (1,500,000) (191,671)      
Profit/(loss) before income tax expenses (145,680,131) (18,581,650) 8,872,039 1,140,379 25,434,002 3,249,979      
Segment income (loss) (147,498,831) (18,813,627) 2,440,540 313,698 19,627,990 2,508,082      
Total assets 649,745,812   333,819,187   242,824,451   82,875,741 $ 42,907,901 $ 31,028,310
Total liabilities (412,585,023)   (176,434,734)   (144,765,155)   (52,625,641) (22,678,277) (18,498,212)
Net assets (liabilities) 237,160,789   157,384,453   98,059,296   $ 30,250,100 $ 20,229,624 $ 12,530,098
Total [Member] | External [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue 221,279,469 28,224,422 376,679,376 48,416,995 250,237,197 31,975,517      
Cost of revenues 169,831,449 21,662,175 (301,547,005) (38,759,753) (187,920,609) (24,012,651)      
Total [Member] | Related Party [Member]                  
Schedule of Key Financial Performance Measures [Line Items]                  
Total revenue 744,861 95,008 1,490,375 191,567 $ 1,742,678 $ 222,681      
Cost of revenues $ 36,680,239 $ 4,678,602 $ (16,563,785) $ (2,129,049)