| Non-current assets | — | — |
| Investment properties | 2.51a | 2.6a |
| Property, plant and equipment | 68.75a | 67.52a |
| Right-of-use assets | 2.31a | 2.42a |
| Investments in associates | 9.79a | 10.01a |
| Investments in joint ventures | 11.77a | 12.03a |
| Equity instruments at fair value through other comprehensive income | 0.8a | 0.75a |
| Goodwill | 2.99a | 3.08a |
| Other intangible assets | 3.03a | 3.24a |
| Deposits for acquisition of property, plant and equipment | 0.18a | 0.24a |
| Deposits for acquisition of subsidiaries, joint ventures and associates and other deposits | 0.1a | 0.1a |
| Deferred tax assets | 1.44a | 1.46a |
| Current assets | — | — |
| Inventories | 4.28a | 4.73a |
| Contract assets | 11.75a | 10.26a |
| Trade and other receivables | 15.56a | 15.52a |
| Amounts due from associates | 0.18a | 0.08a |
| Amounts due from joint ventures | 3.51a | 6.31a |
| Derivative financial instruments | 0.06a | 0.04a |
| Held-for-trading investments | 0.04a | 0.03a |
| Pledged bank deposits | 0.31a | 0.19a |
| Cash and cash equivalents | 8.85a | 8.09a |
| Current liabilities | — | — |
| Trade and other payables | 16.75a | 17.63a |
| Amounts due to associates | 0.06a | 0.08a |
| Amounts due to joint ventures | 0.5a | 0.37a |
| Contract liabilities | 7.92a | 8.57a |
| Derivative financial instruments | 0.05a | 0.03a |
| Tax payable | 0.48a | 0.61a |
| Lease liabilities | 0.06a | 0.06a |
| Bank and other borrowings - due within one year | 21.08a | 23.04a |
| Net current liabilities | -2.35a | -5.14a |
| Total assets less current liabilities | 101.32a | 98.32a |