98 years of "Hoppecke industrial batteries (Shanghai) Co., Ltd." is the name registered, established in Shanghai Waigaoqiao Free Trade Zone, and in 2001, moved to Shanghai Putuo District, as of now the company name registration, in order to have greater and more spacious factory floor. These are due to the rapid development of the company and the customer base expansion. With the participation of many large-scale projects, such as the Three Gorges Project, Shanghai and Guangzhou subway project, Tianwan Nuclear Power Plant, CARR (China Advanced Reactor) project, electric power engineering, natural gas projects, as well as the myriad of bidding project, through active cooperation with these important customers, Hoppecke has expanded its business scope to all regions except Tibet. Based on increased customer base, Hoppecke Shanghai has grown bigger and more powerful than before. From a small Hoppecke German sales company, to grow into a capable assembly, testing, procurement and supervision, with partners, installation and commissioning, special customer service, and other more complex tasks of the company. Using automatic safety valve (VRLA), to prevent the gas is inhaled battery affect its performance, but also to prevent charging, etc. because gas produced by internal pressure caused by abnormal and damage the battery. Fully enclosed battery under normal float there is no electrolyte and acid mist discharge. At the same time, using their own patented technology supporting the use of the battery and the battery tray, make sure the battery pack to use more secure. ■ Long life: · at 20 ℃ environment, FM series of small sealed battery float life of up to 3 to 5 years, FM fixed sealed battery float life of up to 8 to 10 years, FML series battery life of up to float 10 years, FMH series battery float life of up to 10 years, GFM series battery float life of up to 15 years.