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Prepaid Expenses and Other Current Assets (Details Textual)
Mar. 31, 2020
USD ($)
Mar. 31, 2020
CNY (¥)
Mar. 31, 2019
USD ($)
Mar. 31, 2019
CNY (¥)
Prepaid expenses | $ $ 3,564,705   $ 5,940,447  
Suppliers [Member]        
Prepaid expenses | $ 2,800,000      
Raw material | $ $ 72,000      
RMB [Member]        
Prepaid expenses | ¥   ¥ 600,000   ¥ 40,000,000
RMB [Member] | Suppliers [Member]        
Prepaid expenses | ¥   19,700,000    
Raw material | ¥   ¥ 5,000,000