Group 1: Event Overview - The "CHINAPLAS 2025 International Rubber and Plastics Exhibition" took place from April 15 to 18 in Shenzhen, attracting over 4,500 exhibitors and an expected audience of over 330,000, including more than 70,000 international visitors [1] - The exhibition saw a significant increase in international participation, with notable attendance from Southeast Asia, Europe, the Middle East, and a 20% year-on-year growth in new domestic customer acquisition [1] Group 2: Company Profile - Meilian New Materials is a high-tech enterprise focused on innovation, aiming to advance breakthroughs in materials science and meet diverse market demands for high-performance, environmentally friendly materials [1] - The company's main products include color masterbatches, melamine cyanurate, battery wet-process separators (base film and coated film), and high-performance pigments [1] Group 3: Subsidiary Information - The subsidiary, Huihong Technology, specializes in high-performance organic dyes and related intermediates, as well as Prussian blue sodium-ion battery cathode materials, and has established long-term partnerships with several renowned domestic and international companies [2] - Huihong Technology has 12 invention patents and 30 utility model patents, and has completed the construction of a 1,000 tons/year capacity for its Prussian blue cathode material project, which is expected to become a new profit growth point [2] Group 4: Future Prospects - Huihong Technology is advancing the full industrial chain of Prussian blue cathode materials for sodium-ion batteries, with expectations for mass production and sales in the second half of the year [3]