Group 1 - The event held on June 19 aimed to create an efficient platform for deepening industry services, enhancing communication, sharing experiences, and fostering cooperation in the plastic sheet and board industry [1] - Yiyuan has implemented an industrial strength strategy, significantly boosting the new materials sector, which has reached a production value of 131.5 billion [1] - The new materials industry in Yiyuan has developed a robust structure with three main segments: high polymer materials, inorganic non-metallic materials, and specialty metal materials [1] Group 2 - The plastic sheet and board industry is a key supporting industry in Yiyuan's development as a "Fiber New Materials City" [2] - Shandong Ruifeng High Polymer Materials Co., Ltd. is a leading producer of ACR processing aids and MBS impact modifiers, breaking foreign technology monopolies in high-end PVC board materials [2] - Shandong Botuo New Materials Co., a national-level specialized "little giant" enterprise, has advanced production lines with an annual output of 100,000 tons of PVC foam boards and other products, achieving international leading performance indicators [2] Group 3 - Shandong Ruifeng High Polymer Materials Co., Ltd. holds a leading position in the MBS impact modifier market, with over 80 national patents, including more than 50 invention patents [3] - The company has a comprehensive production capacity of over 200,000 tons for PVC additives, leading the industry in ACR/MBS production capacity [3] - The recent technology exchange and market docking event included lectures, investment promotions, and on-site observations, aiming to deepen collaboration with industry associations and enhance the new materials industry's high-quality development [3]