Note 15 - Segment Reporting - Revenue by Business Operation (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Revenue	$ 388,162,281	$ 291,006,698
Cost of revenue	324,953,758	241,441,149
Gross profit	63,208,523	49,565,549
Depreciation and amortization	6,754,508	2,134,832
Total capital expenditures	4,835,929
HF Foods [Member]
Revenue	302,103,038	291,006,698
Cost of revenue	252,078,738	241,441,149
Gross profit	50,024,300	49,565,549
Depreciation and amortization	5,487,027	2,134,832
Total capital expenditures	4,681,404
B&R Global [Member]
Revenue	86,059,243
Cost of revenue	72,875,020
Gross profit	13,184,223
Depreciation and amortization	1,267,481
Total capital expenditures	$ 154,525