Core Viewpoint - Yongjie New Materials has signed a strategic cooperation agreement with Arconic Corporation to collaborate globally in supply chain, technology research and development, capital synergy, market expansion, and talent cultivation, effective January 23, 2026. The agreement is a framework document and does not involve specific financial amounts, thus having no impact on the company's performance for the current year [2]. Group 1 - The strategic cooperation agreement aims to enhance collaboration in various fields including supply chain and technology [2]. - The agreement is described as a framework document, indicating it outlines general terms rather than specific commitments [2]. - There is no immediate financial impact on Yongjie New Materials' performance for the current fiscal year as a result of this agreement [2].

Core Viewpoint - A securities class action lawsuit has been filed against Arconic Corporation for failing to disclose a formal acquisition offer, which allegedly kept the stock price artificially low during the class period from April 19, 2022, to May 3, 2023 [1][3]. Group 1: Lawsuit Details - The lawsuit is on behalf of investors who sold Arconic securities during the specified class period [1][2]. - Arconic's executives allegedly did not disclose offers to purchase all outstanding shares at a premium, while simultaneously repurchasing shares at prices significantly below the offer [3][4]. - The company repurchased millions of shares at an average price below $23 per share before announcing an acquisition agreement at $30 per share [4]. Group 2: Investor Actions - Investors who sold Arconic securities during the class period have until March 31, 2025, to seek appointment as lead plaintiff [2]. - A lead plaintiff represents the interests of all class members and selects counsel for the litigation [5].