Disaggregated revenue and Concentration (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2025

Dec. 31, 2024

Disaggregated revenue and Concentration

Schedule of disaggregated revenue

	Three Months Ended				Nine months ended
	September 30,				September 30,
	2025		2024		2025		2024
Products sale	$	91,598	$	68,542	$	1,142,865	$	672,829
Product installation service		196,614		38,500		802,367		65,900
	$	288,212	$	107,042	$	1,945,232	$	738,729

	Years Ended
	December 31,
	2024		2023
Products sale	$	626,389	$	452,285
Product installation service		181,983		68,360
	$	808,372	$	520,645

Schedule of revenue and accounts receivable

	Three months ended						Nine months ended
	September 30,						September 30,
	2025			2024			2025			2024
Number of customers (more than 10%  revenue)		6			4			1			3
Total revenue of top 5 customers		79.6	%		82.1	%		37.9	%		95.5	%

	September 30,			December 31,
	2025			2024
Number of customers (more than 10% of accounts receivable)		2			3
Total % of accounts receivable balance (more than 10%)		67.0	%		86.3	%

	Percentage of Revenue						Percentage of
	For Year Ended						Accounts Receivable
	December 31						December 31			December 31
	2024			2023			2024			2023
Customer A		30.20	%		-			-			-
Customer B		13.68	%		-			21.08	%		-
Customer C		10.30	%		-			-			-
Customer D		19.55	%		32.65	%		49.77	%		39.77	%
Customer E		-			44.19	%		-			53.82	%
Customer F		5.79	%		-			15.44	%		-
Total (as a group)		79.52	%		76.84	%		86.29	%		93.59	%

Schedule of purchase and accounts payable

	Percentage of Purchases						Percentage of Purchases						Percentage of
	For three months ended						For nine months ended						Accounts payable for purchase
	September 30,						September 30,						September 30,			December 31
	2025			2024			2025			2024			2025			2024
Supplier A		-			62.8	%		32.5	%		33.8	%		-			-
Supplier B		3.7	%		9.6	%		4.9	%		8.4	%		4.9	%		74.5	%
Supplier C		-			0.8	%		-			27.8	%		-			-
Supplier D		41.9	%		2.0	%		7.0	%		8.3	%		59.1	%		-
Supplier E		-			-			13.6	%		-			-			-
Supplier F		-			18.5	%		3.2	%		10.0	%		-			100.0	%
Supplier G		13.2	%		-			19.1	%		-			-			-
Supplier H		17.9	%		-			3.3	%		-			-			-
Total (as a group)		76.7	%		93.7	%		83.5	%		88.4	%		64.0	%		174.5	%

	Percentage of Purchase						Percentage of
	For Year Ended						Accounts payable for purchase
	December 31						December 31			December 31
	2024			2023			2024			2023
Supplier A		33.09	%		77.01	%		-			-
Supplier B		12.25	%		-			74.46	%		-
Supplier C		23.80	%		-			-			-
Supplier D		8.25	%		4.41	%		25.54	%		-
Total (as a group)		77.39	%		81.42	%		100.00	%		-