Formosa Electronic Industries Inc. manufactures and sells single-string battery modules, mobile power supplies, wireless charging devices, green energy battery modules, and distributed energy storage systems. It also provides renewable energy sites, system integration, engineering construction, and import and export services for related products. Its product lineup includes energy storage systems and equipment, battery modules, cells, industrial and commercial energy storage, home energy storage, AGV battery packs, BBU battery packs, UPS battery packs, and power batteries. Founded in 1983, the company is based in Taipei Hsien, Taiwan.