The following table provides the fair value measurement hierarchy of the Group’s assets and liabilities:
| Fair value measurement using | ||||||||||||||||||||
| Quoted prices in active markets |
Significant observable inputs |
Significant unobservable inputs |
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| Date of valuation | Total | (Level 1) | (Level 2) | (Level 3) | ||||||||||||||||
|
Assets for which fair values are disclosed |
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|
Debt instruments |
December 31, 2017 | 1,827 | 1,827 | — | — | |||||||||||||||
|
Long-term loans |
December 31, 2017 | 164 | — | — | 164 | |||||||||||||||
|
Assets for which fair values are disclosed |
||||||||||||||||||||
|
Debt instruments |
December 31, 2016 | 2,195 | 2,195 | — | — | |||||||||||||||
|
Long-term loans |
December 31, 2016 | 120 | — | — | 120 | |||||||||||||||