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Summary of Significant Accounting Policies (Details Textual)
12 Months Ended
Mar. 31, 2020
USD ($)
Mar. 31, 2019
USD ($)
Mar. 31, 2018
USD ($)
Mar. 31, 2020
CNY (¥)
Oct. 21, 2019
Mar. 31, 2019
CNY (¥)
Apr. 25, 2017
Summary of Significant Accounting Policies (Textual)              
Allowances for doubtful accounts $ 511,037 $ 610,816          
Cash 1,889,093 1,113          
Cash deposits 4,930,406 3,920,811          
Impairment loss $ 261,574 76,425        
Ownership interest 6.00%     6.00% 40.00%   49.00%
Description of value added tax The Company was subject to a fixed rate of business tax of 3%. The applicable VAT rates are 6% and 3% for the entities that are general taxpayer and small-scale taxpayer, respectively. Distance Learning and Digital Information are both considered VAT general taxpayers since June 2015.            
Amounts of revenue recognized $ 620,332 341,436          
operating lease assets and liability     $ 47,000        
HKD [Member]              
Summary of Significant Accounting Policies (Textual)              
Cash 500,000            
Cash deposits 64,505            
3 months and less than 12 months [Member]              
Summary of Significant Accounting Policies (Textual)              
Accounts receivable 294,343 1,069,340          
12 months [Member]              
Summary of Significant Accounting Policies (Textual)              
Accounts receivable $ 108 413,429          
Supplier Concentration Risk [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk, supplier For the years ended March 31, 2020, 2019 and 2018, no suppliers accounted for more than 10% of total purchases.            
B2B2C services [Member]              
Summary of Significant Accounting Policies (Textual)              
Accounts receivable $ 540,000 520,000          
Technological development and operation services [Member]              
Summary of Significant Accounting Policies (Textual)              
Accounts receivable | ¥         ¥ 1,260,000  
Minimum [Member]              
Summary of Significant Accounting Policies (Textual)              
Ownership interest 20.00%     20.00%      
Maximum [Member]              
Summary of Significant Accounting Policies (Textual)              
Ownership interest 55.00%     55.00%      
Customers [Member]              
Summary of Significant Accounting Policies (Textual)              
Accounts receivable $ 1,240,000          
Accounts receivable, description            
Sales Revenue [Member] | Customer Two [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk customer percentage   13.00%          
Sales Revenue [Member] | Customer One [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk customer percentage   16.00%          
Accounts Receivable [Member] | Customer Two [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk customer percentage 11.00%            
Accounts Receivable [Member] | Customer One [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk customer percentage 15.00%            
Accounts Receivable [Member] | Customer [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk customer percentage   70.00%