26. | Employee benefits |
(a) | Defined benefit plan assets and liabilities |
Defined benefit plan assets and liabilities as of December 31, 2016 and 2017 are as follows:
2016 | 2017 | |||||||
Present value of defined benefit obligations |
1,689,980 | 1,695,191 | ||||||
Fair value of plan assets |
(1,559,101 | ) | (1,688,047 | ) | ||||
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Recognized liabilities for defined benefit obligations |
130,879 | 7,144 | ||||||
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(b) | Changes in the present value of defined benefit obligation and plan assets for the years ended December 31, 2016 and 2017 were as follows: |
2016 | ||||||||||||
Defined benefit obligation |
Plan assets | Net defined benefit liability |
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Beginning balance |
1,567,898 | (1,341,768 | ) | 226,130 | ||||||||
Included in profit or loss: |
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Current service cost |
179,811 | — | 179,811 | |||||||||
Past service cost |
— | — | — | |||||||||
Interest expense (income) |
50,892 | (44,773 | ) | 6,119 | ||||||||
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230,703 | (44,773 | ) | 185,930 | |||||||||
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Included in other comprehensive income: |
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Remeasurement loss (gain): |
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- Actuarial gains (losses) arising from : |
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Demographic assumptions |
2,344 | — | 2,344 | |||||||||
Financial assumptions |
(297 | ) | — | (297 | ) | |||||||
Experience adjustment |
(41,538 | ) | — | (41,538 | ) | |||||||
- Return on plan assets excluding interest income |
— | 19,448 | 19,448 | |||||||||
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(39,491 | ) | 19,448 | (20,043 | ) | ||||||||
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Other: |
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Benefits paid by the plan |
(69,439 | ) | 62,405 | (7,034 | ) | |||||||
Contributions paid into the plan |
— | (254,413 | ) | (254,413 | ) | |||||||
Change in subsidiaries |
250 | — | 250 | |||||||||
Effect of movements in exchange rates |
59 | — | 59 | |||||||||
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(69,130 | ) | (192,008 | ) | (261,138 | ) | |||||||
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Ending balance |
1,689,980 | (1,559,101 | ) | 130,879 | ||||||||
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Profit or loss arising from defined benefit plans is included in general and administrative expenses.
2017 | ||||||||||||
Defined benefit obligation |
Plan assets | Net defined benefit liability |
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Beginning balance |
1,689,980 | (1,559,101 | ) | 130,879 | ||||||||
Included in profit or loss: |
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Current service cost |
172,152 | — | 172,152 | |||||||||
Past service cost |
2,810 | — | 2,810 | |||||||||
Interest expense (income) |
54,485 | (52,136 | ) | 2,349 | ||||||||
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229,447 | (52,136 | ) | 177,311 | |||||||||
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Included in other comprehensive income: |
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Remeasurement loss (gain): |
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- Actuarial gains (losses) arising from : |
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Demographic assumptions |
4,471 | — | 4,471 | |||||||||
Financial assumptions |
(96,957 | ) | — | (96,957 | ) | |||||||
Experience adjustment |
(56,709 | ) | — | (56,709 | ) | |||||||
- Return on plan assets excluding interest income |
— | 27,460 | 27,460 | |||||||||
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(149,195 | ) | 27,460 | (121,735 | ) | ||||||||
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Other: |
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Benefits paid by the plan |
(74,841 | ) | 69,857 | (4,984 | ) | |||||||
Contributions paid into the plan |
— | (174,127 | ) | (174,127 | ) | |||||||
Effect of movements in exchange rates |
(200 | ) | — | (200 | ) | |||||||
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(75,041 | ) | (104,270 | ) | (179,311 | ) | |||||||
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Ending balance |
1,695,191 | (1,688,047 | ) | 7,144 | ||||||||
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Profit or loss arising from defined benefit plans is included in general and administrative expenses.
(c) | The composition of plan assets as of December 31, 2016 and 2017 are as follows: |
2016 | 2017 | |||||||
Plan assets comprise: |
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Equity securities |
126,348 | 231,620 | ||||||
Debt securities |
32,838 | 43,990 | ||||||
Due from banks |
1,363,942 | 1,380,656 | ||||||
Other |
35,973 | 31,781 | ||||||
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1,559,101 | 1,688,047 | |||||||
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(d) | Actuarial assumptions as of December 31, 2016 and 2017 are as follows: |
2016 | 2017 |
Description | ||||
Discount rate |
2.78%~3.40% | 2.44%~4.07% | AA0 corporate bond yields | |||
Future salary increase rate |
2.50%~5.38% + Upgrade rate |
0.99%~5.61% + Upgrade rate |
Average for 5 years | |||
Weighted average maturity |
7.25 years ~ 13.16 years |
7.25 years ~ 9.33 years |
(e) | Sensitivity analysis |
As of December 31, 2017, reasonably possible changes in one of the relevant actuarial assumptions, holding other assumptions constant, would have affected the defined benefit obligation by the amounts shown below.
Defined benefit obligation | ||||||||
Increase | Decrease | |||||||
Discount rate (1%p movement) |
(147,071 | ) | 164,735 | |||||
Future salary increase rate (1%p movement) |
164,977 | (149,641 | ) |