In Taichung City, Taiwan, on December 18, 2025, J-Star Holding Co., Ltd. (Nasdaq: YMAT) disclosed its unaudited financial performance for the first half of 2025. Known for pioneering carbon fiber and composite solutions in sectors like sports gear, healthcare items, auto components, resin systems, and R&D support, J-Star remains a frontrunner in the industry. The report covers the period up to June 30, 2025, showcasing the Company's ongoing ventures and accomplishments in these diverse fields.