XML 85 R56.htm IDEA: XBRL DOCUMENT v3.21.1
REVENUE (Tables)
12 Months Ended
Dec. 31, 2020
REVENUE  
Schedule of Net revenue

Years ended December 31, 

    

2018

    

2019

    

2020

Colocation services

2,104,259

3,261,745

4,710,923

Managed service and others

655,231

832,826

1,005,945

Service revenue

2,759,490

4,094,571

5,716,868

Equipment sales

32,587

27,834

22,104

Total

2,792,077

4,122,405

5,738,972