ALLGRAND BATTERY.ALLGRAND BATTERY was established on April 22, 1987, with its registered location in Hengshui City, Hebei Province. The company specializes in colloidal batteries, lithium-ion batteries, and sodium-ion batteries. Its product portfolio spans four major series—photovoltaic energy storage, UPS backup power, electric vehicles, and electric assist bicycles—encompassing hundreds of specifications. These batteries are widely utilized across industries including photovoltaics, power generation, telecommunications, transportation, finance, and defense. ALLGRAND BATTERY holds certifications including ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System, EU CE Certification, TEL Certification, Energy Management System Certification, Golden Sun Certification, and EV Certification from the North Vehicle Research Institute. Its primary products include: gel batteries, lithium-ion batteries, and sodium-ion batteries.