Accounts Receivable (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Summary of accounts receivable
Total gross receivables	$ 819,887	$ 1,426,202	$ 3,880,762
Less: allowance for credit losses	(637,134)	(145,746)	(963,116)
Total net receivables	182,753	1,280,456	2,917,646
Construction services [Member]
Summary of accounts receivable
Total gross receivables	819,887	1,310,456	2,293,187
Engineering services [Member]
Summary of accounts receivable
Total gross receivables			86,388
Medical revenue [Member]
Summary of accounts receivable
Total gross receivables			679,446
Retainage receivable [Member]
Summary of accounts receivable
Total gross receivables			635,049
Other receivable [Member]
Summary of accounts receivable
Total gross receivables		$ 115,746	$ 186,692