Group 1: New Materials and Technologies - The integration of "new materials + smart technology" showcased at the 7th China International New Materials Industry Expo includes a variety of products from wearable functional clothing to smart health devices [1] - Corn-based nylon, made from corn starch, offers superior skin-friendliness and moisture-wicking properties compared to traditional synthetic fibers, with a carbon emission of only 50% of that of petroleum-based nylon during production [2] - Nanofiber membranes developed by Chongqing Zhongna Technology Co., Ltd. can autonomously adjust pore sizes to balance waterproofing and breathability, achieving a waterproof capability of 10,000 mm water column and a breathability of 8 mm/s [3][4] Group 2: Product Innovations - A new type of carbon fiber ski board, made from T700-grade carbon fiber, is 30% lighter and has a 400% increase in impact resistance compared to traditional materials, with a price range of 2000 to 3000 yuan [6][7] - The electronic skin developed by Chongqing Graphene Research Institute has a sensitivity 1000 times greater than similar devices, capable of recognizing temperature, texture, and even reading Braille, enhancing the quality of life for disabled individuals [8][9]

Core Viewpoint - Jiemai Technology (002859.SZ) highlights the advantages of Ningbo Rouchuang's nanofiber membrane over polyolefin separators, emphasizing its larger pore size, higher porosity, better wettability, and thermal stability, making it suitable as a skeleton membrane for solid-state batteries [1] Group 1: Company Collaboration - Rouchuang Nako has received support from the Ministry of Industry and Information Technology for high-quality manufacturing development and from Ningbo's key R&D program [1] - Rouchuang collaborates with several well-known domestic solid-state battery manufacturers across polymer, oxide, and sulfide systems [1] - Rouchuang and Jiemai Technology produce different components for batteries, indicating a complementary rather than competitive relationship [1] Group 2: Product Applications - Rouchuang focuses on nanofiber membranes, which are essential for solid-state battery applications [1] - Jiemai Technology specializes in new energy battery anode and cathode materials, including composite aluminum foil, composite copper foil, and carbon-coated composite aluminum foil, which are also applicable in solid-state batteries [1] - The products from both companies serve different roles within the battery structure, reinforcing their non-competitive nature [1]