Other Noncurrent Assets (Details) - USD ($)		Sep. 30, 2020	Mar. 31, 2020
Other Assets, Noncurrent Disclosure [Abstract]
Forest land use rights	[1]	$ 1,010,782	$ 994,558
Others		66,318	52,205
Total		$ 1,077,100	$ 1,046,763

[1] The prepayment for lease of forest land use rights is a payment made to a local government in connection with entering into an operating land lease agreement. The land is currently used to cultivate Ginkgo trees. The forest rights certificate from the local village extends the life of the lease to January 31, 2060.