Inventories (Tables)

12 Months Ended

Mar. 31, 2022

Inventory Disclosure [Abstract]

Schedule of inventories

	As of March 31,		As of March 31,
	2022		2021
Raw materials	$	786,082	$	1,422,941
Work in process		-		34,717
Finished goods		603,479		327,721
Total	$	1,389,561	$	1,785,379