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Significant Accounting Policies (Details) - Schedule of foreign currency translation
12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2020
Period-end spot rate [Member]      
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]      
Currency exchange rates US$1=RMB 6.3482 US$1=RMB  6.5713 US$1=RMB 7.0851
Average Rate [Member]      
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]      
Currency exchange rates US$1=RMB 6.4083 US$1=RMB  6.7960 US$1=RMB 6.965