Dawn Co., Ltd. announced that the company held a board meeting on December 10, 2025 to review and pass the “Proposal on Acquiring 80% of Ningbo Aisikai Synthetic Rubber Co., Ltd.” The company used its own capital of 516 million yuan to acquire 80% of the shares of Ningbo Aisikai Synthetic Rubber Co., Ltd. held by SK Hong Kong. The transaction price does not include patents, proprietary technology and trademarks related to the products of the target company held by SK Geo Centric Co., Ltd., and/or SK Innovation Co., Ltd., which are related to the counterparty SK Hong Kong's counterparty, to be transferred to the listed company. The aforementioned intellectual property transfer price does not exceed RMB 64.7 million. As of the date of this announcement, the intellectual property transfer agreement has not been signed. Subsequent companies will sign a separate intellectual property transfer agreement with the relevant party before the registration date of the change in accordance with the “Equity Transfer Agreement”.

Dawn Co., Ltd. announced that the company held a board meeting on December 10, 2025 to review and pass the “Proposal on Acquiring 80% of Ningbo Aisikai Synthetic Rubber Co., Ltd.” The company used its own capital of 516 million yuan to acquire 80% of the shares of Ningbo Aisikai Synthetic Rubber Co., Ltd. held by SK Hong Kong. The transaction price does not include patents, proprietary technology and trademarks related to the products of the target company held by SK Geo Centric Co., Ltd., and/or SK Innovation Co., Ltd., which are related to the counterparty SK Hong Kong's counterparty, to be transferred to the listed company. The aforementioned intellectual property transfer price does not exceed RMB 64.7 million. As of the date of this announcement, the intellectual property transfer agreement has not been signed. Subsequent companies will sign a separate intellectual property transfer agreement with the relevant party before the registration date of the change in accordance with the “Equity Transfer Agreement”.