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Intangible Assets, Net (Details) - Schedule of intangible assets, net - USD ($)
6 Months Ended 12 Months Ended
Sep. 30, 2022
Mar. 31, 2022
Schedule of Intangible Assets Net [Abstract]    
Land use right, cost $ 814,388 $ 910,808
Customer relationship (Note 14) 7,887,546 8,822,973
Trademark 9,859 11,027
Software, cost 1,008,329 1,127,710
Total 9,720,122 10,872,518
Less: accumulated amortization (1,425,479) (771,113)
Intangible assets, net $ 8,294,643 $ 10,101,405