Consolidated Statements Of Income And Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Net sales	$ 66,247,578	$ 13,263,855	$ 128,817,028	$ 22,134,130
Cost of goods sold	54,955,123	10,672,228	105,853,342	17,521,991
Gross profit	11,292,455	2,591,627	22,963,686	4,612,139
Operating expenses:
Selling, general and administrative	1,409,026	769,743	2,930,485	1,618,504
Research and development	1,151,732	1,024,424	2,130,124	1,919,936
Total operating expenses	2,560,758	1,794,167	5,060,609	3,538,440
Income from operations	8,731,697	797,460	17,903,077	1,073,699
Other income (loss), net:
Interest income	1,760	40,561	4,654	95,591
Income from governmental subsidy	44,347	33	66,433	4,126
Gain from the forgiveness of payroll protection plan loan	487,300	0	487,300	0
Other income (loss), net	(150,874)	10,774	(169,052)	26,366
Total other income (loss), net	382,533	51,368	389,335	126,083
Income before provision for income taxes	9,114,230	848,828	18,292,412	1,199,782
Income tax provision	2,138,406	114,886	4,139,140	175,860
Net income	6,975,824	733,942	14,153,272	1,023,922
Less: non-controlling interests in net income of subsidiary at 33.7%	119,213	0	376,301	0
Less: non-controlling interests in net income (loss) of subsidiary at 35.8%	0	153,064	0	189,106
Net income attributable to Parent Company	$ 6,856,611	$ 580,878	$ 13,776,971	$ 834,816
Basic income per share attributable to Parent Company stockholders	$ 0.59	$ 0.05	$ 1.24	$ 0.08
Diluted income per share attributable to Parent Company stockholders	$ 0.58	$ 0.05	$ 1.22	$ 0.08
Weighted average common shares outstanding - basic	11,566,309	10,570,203	11,118,511	10,570,203
Weighted average common shares outstanding - diluted	11,727,282	10,708,028	11,279,483	10,708,028
Comprehensive income
Net income	$ 6,975,824	$ 733,942	$ 14,153,272	$ 1,023,922
Translation adjustments	218,096	37,067	284,520	18,750
Comprehensive income	7,193,920	771,009	14,437,792	1,042,672
Less: comprehensive income attributable to non-controlling interest	119,213	153,064	376,301	189,106
Comprehensive income attributable to controlling interest	$ 7,074,707	$ 617,945	$ 14,061,491	$ 853,566