According to the Zhitong Finance APP, Feymer (688350.SH) announced that the company has signed a "Strategic Cooperation Agreement" with Yongzhuo Holdings Limited (referred to as "Yongzhuo Holdings"). The two parties will actively explore and cooperate in various aspects such as procurement, research and development, production, and sales in the fields of the company's existing water-soluble polymers, functional monomers, and membrane separation products