Group 1 - The core viewpoint of the articles highlights the transformation and upgrading of the aluminum industry in Linqu through innovation, showcasing the integration of technology and aesthetics in aluminum products [1][2] - Linqu International Convention and Exhibition Center serves as a significant platform for the development of the aluminum industry, with a planned construction area of 210,000 square meters and an exhibition area of 104,000 square meters [2] - Linqu has established itself as a hub for aluminum processing, with 78 aluminum processing enterprises and over 460 related supporting companies, achieving an industrial output value exceeding 45 billion yuan [2] Group 2 - The innovation in aluminum profiles has earned Linqu the titles of "Aluminum City of China" and "Door and Window City of China," reflecting its leadership in the aluminum industry [2] - The local aluminum industry ecosystem is comprehensive, featuring a complete range of products including energy-saving doors and windows, industrial aluminum materials, and decorative profiles [2] - The event "National Mainstream Media Presidents' Visit to Weifang" aimed to promote the achievements and innovations in various fields of Weifang, leveraging the influence of media to foster development [2]