Rongsheng Development: The amount involved in the subsidiary is 8.66 million yuan.

Rongsheng Development Announcement: Subsidiary Tangshan Rongsheng Real Estate Development Co., Ltd. is the defendant, with an amount involved of 8.66 million yuan. The plaintiff Tangshan Jidong Cement Xujian Concrete Co., Ltd. requests the defendant to pay the debt, litigation costs, and preservation costs. The case is still in the first instance stage and has not been heard. In addition, the company and its controlling subsidiaries are also involved in approximately 1.418 billion yuan of other litigation and arbitration matters, accounting for 9.55% of the company's recently audited consolidated net assets.