Group 1 - The company has established a wholly-owned subsidiary, Hainan Rongtai New Materials Co., Ltd., to align with its strategic planning and business development needs [1][2] - The subsidiary has completed its business registration and obtained a business license from the Hainan Provincial Market Supervision Administration [2] - The registered capital of the new subsidiary is 1 million RMB, and it was officially established on October 13, 2025 [2] Group 2 - The subsidiary will engage in various business activities, including manufacturing automotive parts, refractory materials, electrical equipment, and composite materials, among others [2] - The establishment of the subsidiary is intended to provide a new platform for business development, which aligns with the company's strategic goals [2][3] - The investment in the subsidiary is not expected to have a significant adverse impact on the company's finances or harm the interests of shareholders [3]