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INTANGIBLE ASSETS, NET (Tables)
12 Months Ended
Dec. 31, 2020
INTANGIBLE ASSETS, NET  
Schedule of intangible assets

As of December 31,

    

Note

    

2019

    

2020

Customer relationships

8

547,322

 

952,100

Licenses

6,000

15,782

553,322

 

967,882

Less: accumulated amortization

(158,694)

 

(182,560)

Intangible assets, net

394,628

 

785,322

Schedule of estimated future amortization expense

Fiscal year ending December 31, 

    

  

2021

 

114,844

2022

 

114,844

2023

 

113,302

2024

 

106,443

2025

92,131

Thereafter

 

243,758

Total

 

785,322