| 44 | Provision for major overhauls |
Details of provision for major overhauls in respect of aircraft held under operating leases are as follows:
| 2017 | 2016 | |||||||
| RMB million | RMB million | |||||||
|
At January 1 |
2,857 | 2,365 | ||||||
|
Additional provision |
1,063 | 1,020 | ||||||
|
Utilization |
(550 | ) | (528 | ) | ||||
|
|
|
|
|
|||||
|
At December 31 |
3,370 | 2,857 | ||||||
|
Less: current portion (Note 42) |
(562 | ) | (768 | ) | ||||
|
|
|
|
|
|||||
| 2,808 | 2,089 | |||||||
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