Unaudited Condensed Consolidated Balance Sheets - USD ($)	Mar. 31, 2023	Dec. 31, 2022
CURRENT ASSETS
Cash and cash equivalents	$ 215,452,160	$ 214,754,638	[1]
Restricted Cash	4,000,000	4,000,000
Short-term investments	25,635,492	23,007,385	[1]
Accounts receivable, net	332,867,128	276,493,752	[1]
Inventories	401,769,976	404,360,270	[1]
Prepaid expenses and other	25,316,437	26,036,331	[1]
Total current assets	1,005,041,193	948,652,376	[1]
PLANT AND EQUIPMENT—NET	575,276,023	550,033,036	[1]
OTHER ASSETS
Goodwill	313,686,026	313,807,494	[1]
Long-term investments	229,398,824	202,331,983	[1]
Intangible assets, net	214,535,910	219,360,910	[1]
Deferred tax asset	23,795,400	25,528,700	[1]
Patents and other assets, net	71,614,459	67,515,425	[1]
Total other assets	853,030,619	828,544,512	[1]
Total assets	2,433,347,835	2,327,229,924	[1]
CURRENT LIABILITIES
Accounts payable	166,922,435	151,740,046	[1]
Accrued liabilities	130,108,297	98,812,706	[1]
Total current liabilities	297,030,732	250,552,752	[1]
OTHER NON-CURRENT LIABILITIES	13,061,457	10,884,351	[1]
Total liabilities	310,092,189	261,437,103	[1]
SHAREHOLDERS’ INVESTMENT
Common stock	14,023,563	14,050,160	[1]
Additional paid-in capital	928,284,890	917,499,323	[1]
Retained earnings	1,193,171,690	1,148,386,272	[1]
Accumulated other comprehensive loss	(12,224,497)	(14,142,934)	[1]
Total shareholders’ investment	2,123,255,646	2,065,792,821	[1]
Total liabilities and shareholders’ investment	$ 2,433,347,835	$ 2,327,229,924	[1]

[1] The condensed consolidated balance sheet at December 31, 2022 has been derived from the audited consolidated financial statements at that date, but does not include all of the information and footnotes required by accounting principles generally accepted in the United States for complete financial statements.