Group 1 - TrendBank is the sole registered entity and payment account for Ningbo Membrane Intelligence Information Technology Co., Ltd [1] - TrendBank recently visited Changzhou Hydrogen Boat Energy Technology Co., Ltd and Guoke Lingxian New Materials (Changzhou) Co., Ltd to discuss technology products and strategic layouts [2] Group 2 - Changzhou Hydrogen Boat is a high-tech company focused on anion exchange membrane (AEM) electrolyzers and key materials, providing solutions for large-scale renewable energy consumption and on-site hydrogen scenarios [4] - The company has achieved mass supply of AEM electrolyzer anode electrodes in the size of 600mm*500mm, with advantages such as low oxygen evolution overpotential and good durability [6] - Hydrogen Boat has developed low-cost, high-activity ultra-durable non-platinum hydrogen evolution catalysts, significantly reducing cathode manufacturing costs, and has received orders from leading hydrogen energy companies and various state-owned enterprises [6] Group 3 - Guoke Lingxian was established in April 2023, focusing on carbon fiber material preparation based on over 20 years of research from the Shanxi Coal Chemical Research Institute of the Chinese Academy of Sciences [8] - The company aims to provide customized and efficient material application solutions for fuel cells, flow energy storage, and PEM water electrolysis systems, addressing key material localization challenges in China [8] - Guoke Lingxian has developed specific GDL products for air-cooled fuel cells, covering mainstream application scenarios such as drones and two-wheeled vehicles, facilitating industrialization [8]