Summary of Significant Accounting Policies (Details 1) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Total revenue	$ 30,842,545	$ 28,353,779	$ 61,896,857	$ 53,634,563
Retail drugstores [Member]
Disaggregation of Revenue [Line Items]
Total revenue	17,930,496	18,001,273	36,740,970	34,736,261
Retail drugstores [Member] | Prescription drugs [Member]
Disaggregation of Revenue [Line Items]
Total revenue	5,982,706	6,022,934	13,389,480	11,718,220
Retail drugstores [Member] | OTC drugs [Member]
Disaggregation of Revenue [Line Items]
Total revenue	7,617,159	7,463,201	14,435,643	14,703,429
Retail drugstores [Member] | Nutritional supplements [Member]
Disaggregation of Revenue [Line Items]
Total revenue	1,664,265	1,676,974	3,012,034	2,908,107
Retail drugstores [Member] | TCM [Member]
Disaggregation of Revenue [Line Items]
Total revenue	1,054,378	1,954,500	2,003,390	3,058,550
Retail drugstores [Member] | Sundry products [Member]
Disaggregation of Revenue [Line Items]
Total revenue	338,112	290,750	760,663	588,948
Retail drugstores [Member] | Medical devices [Member]
Disaggregation of Revenue [Line Items]
Total revenue	1,273,876	592,914	3,139,760	1,759,007
Online pharmacy [Member]
Disaggregation of Revenue [Line Items]
Total revenue	5,347,012	2,351,264	10,259,846	4,794,869
Online pharmacy [Member] | Prescription drugs [Member]
Disaggregation of Revenue [Line Items]
Total revenue	1,758,516		3,628,159
Online pharmacy [Member] | OTC drugs [Member]
Disaggregation of Revenue [Line Items]
Total revenue	1,983,034	1,126,655	3,305,845	2,151,257
Online pharmacy [Member] | Nutritional supplements [Member]
Disaggregation of Revenue [Line Items]
Total revenue	208,062	136,513	429,093	243,707
Online pharmacy [Member] | TCM [Member]
Disaggregation of Revenue [Line Items]
Total revenue	72,349	21,969	95,548	35,650
Online pharmacy [Member] | Sundry products [Member]
Disaggregation of Revenue [Line Items]
Total revenue	411,494	374,457	958,214	813,193
Online pharmacy [Member] | Medical devices [Member]
Disaggregation of Revenue [Line Items]
Total revenue	913,557	691,670	1,842,987	1,551,062
Drug wholesale [Member]
Disaggregation of Revenue [Line Items]
Total revenue	7,565,037	8,001,242	14,896,041	14,103,433
Drug wholesale [Member] | Prescription drugs [Member]
Disaggregation of Revenue [Line Items]
Total revenue	5,850,267	6,816,035	11,816,415	11,696,526
Drug wholesale [Member] | OTC drugs [Member]
Disaggregation of Revenue [Line Items]
Total revenue	1,563,344	1,048,542	2,478,490	2,122,803
Drug wholesale [Member] | Nutritional supplements [Member]
Disaggregation of Revenue [Line Items]
Total revenue	27,104	35,048	86,945	56,739
Drug wholesale [Member] | TCM [Member]
Disaggregation of Revenue [Line Items]
Total revenue	78,333	81,130	107,300	179,958
Drug wholesale [Member] | Sundry products [Member]
Disaggregation of Revenue [Line Items]
Total revenue	18,760	5,338	21,357	11,020
Drug wholesale [Member] | Medical devices [Member]
Disaggregation of Revenue [Line Items]
Total revenue	$ 27,229	$ 15,149	$ 385,534	$ 36,387