| Assets | — | — |
| Current assets | — | — |
| Cash and cash equivalents | 15.86a | 12.82a |
| Notes and accounts receivable, net | 2.86a | 2.62a |
| Other receivables | 0.23a | 0.26a |
| Current tax assets | 0.16a | 0.19a |
| Inventories | 4.07a | 4.1a |
| Prepayments | 1.34a | 1.16a |
| Other current assets | 0.04a | 0.06a |
| Total current assets | 24.56a | 21.22a |
| Non-current assets | — | — |
| Property, plant and equipment | 10.59a | 9.05a |
| Right-of-use assets | 1.75a | 1.03a |
| Investment property | 0.01a | 0.01a |
| Intangible assets | 0.08a | 0.17a |
| Deferred income tax assets | 0.39a | 0.37a |
| Other non-current assets | 0.48a | 0.76a |
| Total non-current assets | 13.3a | 11.39a |
| Total assets | 37.86a | 32.61a |
| Liabilities and equity | — | — |
| Current liabilities | — | — |
| Short-term loans | 0.4a | |
| Contract liabilities, current | 0.74a | 0.61a |
| Notes and accounts payable | 0.96a | 0.8a |
| Other payables | 2.82a | 2.44a |
| Current income tax liabilities | 1.42a | 1.54a |
| Lease liabilities, current | 0.12a | 0.1a |
| Other current liabilities | 0.22a | 0.23a |
| Total current liabilities | 6.69a | 5.72a |
| Non-current liabilities | — | — |
| Long-term loans | 0.4a | |
| Deferred income tax liabilities | 2.42a | 2.29a |
| Lease liabilities, non-current | 0.21a | 0.15a |
| Net defined benefit obligation, non-current | 0.05a | 0.02a |
| Total non-current liabilities | 3.09a | 2.46a |
| Total liabilities | 9.78a | 8.18a |
| Equity attributable to the parent company | — | — |
| Capital | — | — |
| Common stock | 2.93a | 2.93a |
| Capital surplus | 4.57a | 4.57a |
| Retained earnings | — | — |
| Legal reserve | 4.02a | 3.47a |
| Special reserve | | 0.15a |
| Unappropriated earnings | 15.74a | 12.78a |
| Other components of equity | — | — |
| Exchange differences on translation of foreign operations | 0.34a | 0.07a |
| Non-controlling interests | 0.47a | 0.46a |
| Total equity | 28.08a | 24.43a |
| Total liabilities and equity | 37.86a | 32.61a |