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Intangible Assets, net
 12 Months Ended
Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets, net

11. Intangible Assets, net

 

Intangible assets as of December 31, 2020 and 2021 consisted of the followings:

 

   December 31,
2020		   December 31,
2021		 
Computer software at cost  $32,686   $108,560 
Sewage discharge permit*   
-
    1,915,740 
   32,686    2,024,300 
Accumulated amortization   (20,879)   (62,561) 
  $11,807   $1,961,739 

 

Amortization expenses were $4,143 and $41,132 for the years ended December 31, 2020 and 2021, respectively.

 

*The Company had not yet obtained the ownership of sewage discharge permit in its Zhejiang manufacturing facilities with a carrying amount of $1,873,168 as of December 31, 2021. The sewage discharge permit was registered under the name of New Era (note 12). The Company has obtained a five years sewage discharge permit on January 27, 2022.

 

Total future amortization expenses for finite-lived intangible assets were estimated as follows:

 

2022  $526,641 
2023   526,477 
2024   525,006 
2025   351,010 
2026   8,594 
Thereafter   24,011 
Total  $1,961,739