| Assets | — | — |
| Current assets | — | — |
| Cash and cash equivalents | 26.61a | 23.58a |
| Financial assets at fair value through other comprehensive income - current | 0.03a | 0.02a |
| Financial assets at amortised cost - current | 4.56a | 2.07a |
| Notes receivable, net | 2.52a | 4.15a |
| Accounts receivable, net | 9.02a | 9.28a |
| Accounts receivable - related parties | 0.04a | 0.07a |
| Inventories | 18.7a | 17.04a |
| Prepayments | 1.01a | 0.73a |
| Other current assets | 0.53a | 0.22a |
| Current assets | 63.02a | 57.16a |
| Non-current assets | — | — |
| Financial assets at fair value through other comprehensive income - non-current | 0.06a | 0.06a |
| Financial assets at amortised cost - non-current | 13.79a | 9.16a |
| Investments accounted for under equity method | 0.18a | 0.18a |
| Property, plant and equipment, net | 61.72a | 66.98a |
| Right-of-use assets | 4.6a | 4.63a |
| Investment property, net | 0.7a | 0.67a |
| Deferred income tax assets | 1.57a | 2.3a |
| Other non-current assets | 0.61a | 0.45a |
| Non-current assets | 83.23a | 84.43a |
| Total assets | 146.25a | 141.59a |
| Liabilities and equity | — | — |
| Current liabilities | — | — |
| Short-term borrowings | 3.47a | 3.01a |
| Short-term notes and bills payable | | 0.3a |
| Current contract liabilities | 0.73a | 0.54a |
| Notes payable | 0.09a | 0.15a |
| Accounts payable | 7.55a | 7.18a |
| Other payables | 4.08a | 4.26a |
| Current income tax liabilities | 0.75a | 1.82a |
| Current lease liabilities | 0.16a | 0.14a |
| Long-term liabilities, current portion | 7.95a | 1.82a |
| Other current liabilities, others | 0.65a | 0.55a |
| Current liabilities | 25.44a | 19.78a |
| Non-current liabilities | — | — |
| Corporate bonds payable | 4a | 8a |
| Long-term borrowings | 22.3a | 23.75a |
| Provisions for liabilities - non-current | 0.21a | 0.2a |
| Deferred income tax liabilities | 1.79a | 1.41a |
| Non-current lease liabilities | 0.17a | 0.25a |
| Other non-current liabilities | 1.97a | 2.21a |
| Non-current liabilities | 30.44a | 35.81a |
| Total liabilities | 55.88a | 55.59a |
| Equity | — | — |
| Equity attributable to owners of the parent | — | — |
| Share capital | — | — |
| Share capital - common stock | 32.41a | 32.41a |
| Capital surplus | — | — |
| Capital surplus | 0.1a | 0.07a |
| Retained earnings | — | — |
| Legal reserve | 17.89a | 17.17a |
| Special reserve | 6.92a | 5.87a |
| Unappropriated retained earnings | 36.65a | 36.83a |
| Other equity interest | — | — |
| Other equity interest | -4.18a | -6.92a |
| Equity attributable to owners of the parent | 89.81a | 85.43a |
| Non-controlling interest | 0.57a | 0.56a |
| Total equity | 90.38a | 86a |
| Total liabilities and equity | 146.25a | 141.59a |