Shanghai Guowen Electrical Equipment Co., Ltd. specializes in the production of voltage stabilizers, transformers, voltage regulators, DC stabilized power supplies, variable frequency power supplies, uninterruptible power supplies (UPS), dynamic voltage restorers, inverters, energy storage converters, and energy routers. These products are widely used in factories, high-end equipment, power, petroleum, petrochemical, new energy, medical, military, broadcasting, communication, high-speed rail, su