Summary of Significant Accounting Policies (Details 1)	3 Months Ended
	Jun. 30, 2020
Land [Member]
Estimated useful lives, description	Infinite
Property and Buildings [Member]
Estimated useful lives	15 years
Equipment and Machinery [Member] | Minimum [Member]
Estimated useful lives	3 years
Equipment and Machinery [Member] | Maximum [Member]
Estimated useful lives	5 years
Office and Electronic Equipment [Member] | Minimum [Member]
Estimated useful lives	3 years
Office and Electronic Equipment [Member] | Maximum [Member]
Estimated useful lives	5 years
Automobiles [Member]
Estimated useful lives	5 years
Leasehold Improvements [Member]
Estimated useful lives, description	Lesser of useful life and lease term