ACCRUED EXPENSES (Tables)

12 Months Ended

Dec. 31, 2021

ACCRUED EXPENSES

Schedule of accrued expenses

	2020	2021
Operation, maintenance, and telecommunication service	8,455	8,978
Salaries and benefits	3,399	4,180
General, administrative, and marketing expenses	2,255	2,583
Interest and bank charges	156	144
Total	14,265	15,885