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INVENTORIES (Tables) | 12 Months Ended
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Dec. 31, 2019
INVENTORIES |
Schedule of inventories |
|  | 2018 |  | 2019
Components |  | 429 |  | 351
SIM cards and blank prepaid vouchers |  | 137 |  | 154
Others |  | 218 |  | 172
Total |  | 784 |  | 677
Provision for obsolescence |  |  |  |
Components |  | (38) |  | (62)
SIM cards and blank prepaid vouchers |  | (28) |  | (28)
Others |  | (1) |  | (2)
Total |  | (67) |  | (92)
Net |  | 717 |  | 585
Schedule of movements in the provision for obsolescence |
|  | 2018 |  | 2019
Beginning balance |  | 53 |  | 67
Provision recognized during the year |  | 22 |  | 25
Inventory written off |  | (8) |  | —
Ending balance |  | 67 |  | 92

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