Shanghai Keman Industrial Co., Ltd. is a modern high-tech enterprise that integrates scientific research, production and sales, focusing on the manufacture, sales and e-commerce of EPS emergency power supply, UPS uninterruptible power supply, DC screen system, fire inspection cabinet and maintenance-free lead-acid battery. We take "technological innovation" as the guide, forming a technical innovation system with experts from Shanghai Electric Science Research Institute and new product development center as the core, and relying on many famous domestic universities and research institutes. We fully adopt the international advanced CAD-aided design system to develop a series of products such as intelligent EPS emergency power supply and digital EPS emergency power supply with international advanced level. The company has experience in undertaking the construction of large and medium-sized key projects of the country, and has a control, management and guarantee system specifically for large projects.