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Summary of principal accounting policies (Tables)
12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Schedule of Assets and Liabilities of Variable Interest Entity

 The following assets and liabilities of the VIE are included in the accompanying consolidated financial statements of the Company as of December 31, 2021, December 31, 2020, September 30, 2020 and 2019.

 

   

December 31,

2021

     

December 31,
2020

     

September 30,

2020

   

September 30,

2019

 
Current assets  $-    $ -     $-    $ -  
Non-current assets   -      -      -      -  
Total assets  $-    $ -     $-    $          -  
                            
Current liabilities  $-    $ -     $-    $ -  
Non-current liabilities   -     

-

     -      -  
Total liabilities  $-    $ -     $-    $ -  
Schedule of Straight-line Method Over Estimated Useful Lives

 

Electronic equipment 3-6 years
Furniture and fixtures 3-6 years
Leasehold improvements Shorter of estimated useful life or term of lease
Summary on Exchange Rates Applied

The exchange rates applied are as follows:

 

Balance sheet items, except for equity accounts   December 31,
2021
    December 31,
2020
   September 30,
2020
   

September 30,

2019

 
RMB:USD
  6.3559      6.5401    6.8141      7.1484  

HKD:USD

  7.7992      7.7521    7.7502     

7.8391

 
RM:USD  4.1765      4.1070    4.1486      4.1889  

 

Items in the statements of operations and comprehensive loss, and statements cash flows:

 

    December 31,
2021
    December 31,
2020
    September 30,
2020
   

September 30,

2019

 

RMB:USD

  6.4525       6.6222       7.0072       6.8766  

HKD:USD

  7.7727       7.7517       7.7746       7.8363