Core Viewpoint - The article highlights the increasing presence and application of bio-based materials at the CHINAPLAS 2025 International Rubber and Plastics Exhibition, indicating a shift towards high-end and significant use cases beyond single-use products and packaging, signaling a burgeoning industry ready for growth [1]. Group 1: Company Innovations - Jinhai Technology is exploring a "recycling + bio-based" composite technology path, using bio-based BDO to replace part of petroleum-based raw materials, resulting in a chemical recycling PBT resin with a bio-based content of 31% [4]. - Kasei Biotech focuses on bio-based materials for low-carbon applications in automotive lightweighting, electronics, industrial products, rail transportation, and consumer goods, showcasing innovations in battery boxes, structural components, and thermal management systems [9]. - Arkema presents a series of bio-based, recyclable, lightweight, and high-durability specialty material solutions aimed at low-carbon living and advanced manufacturing [15]. Group 2: Material Applications - Kasei's bio-based polyamide materials are innovatively applied in various sectors, including electric vehicle battery boxes and interior/exterior components [9]. - Rilsan® PA11 from Arkema, derived from castor beans, is 100% bio-based and fully recyclable, with a carbon footprint reduced to 1.3 kg CO2e/kg, approximately 80% less than conventional petroleum-based polyamides [22]. - SK Chemicals has developed bio-based PU foam shoe uppers made from ECOTRION, showcasing the versatility of bio-based materials in footwear [26]. Group 3: Exhibition Highlights - The exhibition features a wide array of bio-based innovations, including CovationBio's bioPTMEG, a bio-based alternative to petroleum-based PTMEG, demonstrating excellent durability and elasticity for high-performance applications [34]. - Leaf Bio showcases its core exhibits, including 100% bio-based polyester PEF bottle chips and BioFleax™ fibers, emphasizing environmental and comfort characteristics for diverse applications [37]. - eSUN highlights its environmentally friendly materials based on PLA, including fibers, yarns, and biodegradable packaging applications, showcasing the potential of bio-based materials in various sectors [38]. Group 4: Future Events - The 10th Bio-based Conference and Exhibition will take place from May 25 to May 27, 2025, in Shanghai, featuring discussions on bio-based industry strategies, innovations in key chemicals and materials, and sustainable applications across various sectors [70][72].