Dreieck Energy Technology is a professional energy storagy system manufacturer headquartered in Hangzhou, China. We specialize in the R&D and production of All-Vanadium Redox-Flow Battery (VRFB) materials, cell stacks, and systems, and provide comprehensive services for energy storage systems, including solution, construction, and maintenance. The company has established laboratories for materials, chemistry, electrochemistry, analysis, physics, and mechanical, as well as a professional VRFB production line and a comprehensive test platform for cell stack and battery system. Dreieck Energy has obtained the certificates ISO9001, ISO14001, ISO45001 and CE. The company has achieved more than 70 granted patents including more than 60 invention patents, cover the fields of material, mechanical structure, control system and system integration. Dreieck energy has established a Post-Doctoral Research Center and has been qualified as High-tech Enterprise. We provide our customers with economical, efficient and reliable energy storage system scaling from MW to GW.