Consolidated Statements of Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2023	Nov. 30, 2022
Sales	$ 15,597,036	$ 12,101,674	$ 33,010,707	$ 31,055,273
Cost of Sales	12,459,570	10,879,300	25,828,480	27,369,753
Gross Profit	3,137,466	1,222,374	7,182,227	3,685,520
Selling, General and Administrative Expenses	1,374,024	1,205,988	2,586,974	2,311,579
Operating Income	1,763,442	16,386	4,595,253	1,373,941
Other Income (Expense):
Gain on deconsolidation of variable interest entity			0	569,997
Other income	1,554	683	3,153	6,318
Interest expense	(330,170)	(288,316)	(672,361)	(507,762)
Income before Income Taxes	1,434,826	(271,247)	3,926,045	1,442,494
Provision for Income Taxes	470,000	(84,000)	1,217,000	256,000
Net Income	964,826	(187,247)	2,709,045	1,186,494
Net Income Attributable to Non-controlling Interest			0	(49,599)
Preferred Dividends	(146,472)	(119,349)	(292,671)	(228,767)
Net Income Attributable to Common Stockholders	818,354	(306,596)	2,416,374	908,128
Income (Loss) before Income Taxes	$ 1,434,826	$ (271,247)	$ 3,926,045	$ 1,442,494
Net Income Per Share of Common Stock -
Basic (in dollars per share)	$ 0.03	$ (0.01)	$ 0.09	$ 0.03
Diluted (in dollars per share)	$ 0.03	$ (0.01)	$ 0.08	$ 0.03
Weighted Average Shares of Common Stock Outstanding -
Basic (in shares)	28,279,701	28,279,701	28,279,701	28,279,701
Diluted (in shares)	28,774,780	28,279,701	28,774,562	28,773,207
Sales	$ 15,597,036	$ 12,101,674	$ 33,010,707	$ 31,055,273
Cost of Sales	12,459,570	10,879,300	25,828,480	27,369,753
Gross Profit	3,137,466	1,222,374	7,182,227	3,685,520
Selling, General and Administrative Expenses	1,374,024	1,205,988	2,586,974	2,311,579
Operating Income	$ 1,763,442	$ 16,386	$ 4,595,253	$ 1,373,941