STATEMENTS OF INCOME - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
STATEMENTS OF INCOME
Revenue	$ 6,505,005	$ 1,972,049	$ 11,831,437	$ 4,994,359
Cost of revenue	5,127,337	1,409,495	9,459,668	3,628,769
Gross profit	1,377,668	562,554	2,371,769	1,365,590
General and administrative expense	423,401	283,708	796,589	571,589
Research and development expense	92,085	54,377	179,116	92,596
Marketing and sales expense	108,140	46,434	190,328	97,827
Income from operations	754,042	178,035	1,205,736	603,578
Gain on extinguishment of debt				(325,300)
Interest expense	5,769	9,014	12,262	16,652
Income before provision for income taxes	748,273	169,021	1,193,474	912,226
Provision for income taxes	83,400	47,473	144,200	138,093
Net income	664,873	121,548	1,049,274	774,133
Dividends on preferred stock		6,038		12,076
INCOME APPLICABLE TO COMMON STOCK	$ 664,873	$ 115,510	$ 1,049,274	$ 762,057
Income per common share
Basic (In dollars per share)	$ 0.15	$ 0.03	$ 0.23	$ 0.17
Diluted (In dollars per share)	$ 0.15	$ 0.03	$ 0.23	$ 0.17
Weighted average shares outstanding
Basic (In shares)	4,514,492	4,497,903	4,512,396	4,488,913
Diluted (In shares)	4,541,819	4,526,062	4,539,988	4,516,478