Disaggregated Revenue (Tables)

12 Months Ended

Mar. 31, 2026

Disaggregated Revenue [Abstract]

Schedule of Disaggregated Revenue by Major Categories

The following table shows disaggregated revenue by major categories for the years ended March 31, 2024, 2025 and 2026, respectively:

		Years ended March 31,
		2024								2025								2026
		HK$				%				HK$				%				HK$				US$				%
Construction management and engineering design services			230,970,927				91.7	%			357,667,837				94.6	%			191,382,877				24,411,081				86.2	%
Maintenance services			7,028,760				2.8	%			4,888,206				1.3	%			—				—				—
WaaS			—				—				391,925				0.1	%			1,186,047				151,282				0.5	%
Construction consultancy services			—				—				—				—				6,255,000				797,832				2.8	%
Asset management services			5,990,000				2.3	%			6,990,000				1.8	%			396,257				50,543				0.2	%
Professional consultancy services			7,990,188				3.2	%			8,231,783				2.2	%			7,183,907				916,314				3.3	%
Rental income of cold storage facility			—				—				—				—				9,817,277				1,252,204				4.4	%
Sales of food and agricultural products			—				—				—				—				5,802,965				740,174				2.6	%
Total			251,979,875				100.0	%			378,169,751				100.0	%			222,024,330				28,319,430				100.0	%

Schedule of Transaction Price Allocated to Remaining Performance Obligations Expected to be Recognized as Revenue

The following table presents the amount of the transaction price allocated to the remaining performance obligations expected to be recognized as revenue when performance obligations are satisfied:

Years ended March 31,		HK$				US$
2027			81,047,660				10,337,712
2028			17,443,000				2,224,872

Total			98,490,660				12,562,584