Founded in 2000, Tianjin Fengshengda Battery Co., Ltd. is one of the biggest manufacturers of high temperature batteries in China. We are mainly engaged in the research, design, development, and production of technical lithium cells and lump-sum transfers of lithium cell technology. To ensure to satisfy market demand at any time, our company is in a position to develop lithium-thionyl chloride cells of special specifications according to customers&＃39; requirement.