| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | znh:InterestExpenseNetOfCapitalized | ifrs-full:InterestCostsCapitalised | 1 |
| 2 | znh:InterestExpenseNetOfCapitalized | ifrs-full:InterestExpenseForFinancialLiabilitiesNotAtFairValueThroughProfitOrLoss | 1 |
(Note that this is a work in progress!)