Group 1 - The company has established a wholly-owned subsidiary, Shanghai Dawi Jiemin Technology Co., Ltd., with an investment of 30 million RMB to enhance its semiconductor storage business and attract industry talent [2][6] - The subsidiary is registered in Shanghai and will focus on various technology services, integrated circuit sales, and artificial intelligence software development [4][6] - The investment was approved under the authority of the chairman and does not require board or shareholder approval, nor does it involve related transactions or constitute a major asset restructuring [3][5] Group 2 - The acquisition of a 40% stake in Shenzhen Dawi Yingtong Technology Co., Ltd. from Shenzhen Xinying Technology Co., Ltd. for approximately 4.19 million RMB will result in Dawi Yingtong becoming a wholly-owned subsidiary [11][21] - The transaction is part of the company's strategic planning to optimize existing operations and will not affect the consolidation scope of financial statements [17][21] - The funding for the acquisition will come from the company's own resources, ensuring no significant adverse impact on its financial status [21][27]