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Significant Accounting Policies (Details)
6 Months Ended
Apr. 01, 2019
May 01, 2018
Sep. 30, 2023
USD ($)
Sep. 30, 2022
USD ($)
Sep. 30, 2023
CNY (¥)
Aug. 28, 2023
USD ($)
Aug. 28, 2023
CNY (¥)
Apr. 10, 2023
USD ($)
Apr. 10, 2023
CNY (¥)
Mar. 31, 2023
USD ($)
Mar. 31, 2023
CNY (¥)
Significant Accounting Policies (Details) [Line Items]                      
Business combination extend year     1 year                
Cash consideration           $ 700,000 ¥ 5,000,000 $ 11,300,000 ¥ 78,000,000    
Government grants     $ 4,183 $ 18,543              
Advertising costs     $ 9,952,033 $ 15,943,891              
After tax profit     10.00%                
Accumulative amount of reserve     50.00%                
Accumulated deficit     $ (51,257,823)             $ (59,453,593)  
Fujian Happiness Biotech Co., Limited [Member]                      
Significant Accounting Policies (Details) [Line Items]                      
Equity interests               100.00% 100.00%    
Accumulated Deficit [Member]                      
Significant Accounting Policies (Details) [Line Items]                      
Accumulated deficit     28,890,000   ¥ 180,300,000            
Maximum [Member]                      
Significant Accounting Policies (Details) [Line Items]                      
Value added tax, percentage 16.00% 17.00%                  
Minimum [Member]                      
Significant Accounting Policies (Details) [Line Items]                      
Value added tax, percentage 13.00% 16.00%                  
Cash and Cash Equivalents [Member]                      
Significant Accounting Policies (Details) [Line Items]                      
Cash and cash equivalents     $ 537,425   ¥ 3,858,606         $ 2,198,694 ¥ 12,542,139