Chongqing Shuangxiong Battery CO.,Ldt , located in Xiema Industry Park Beipei District Chongqing City, which is a lead-acid enterprise of manufacturing accumulator. Covering an area of 20,000 quare meters for production workshop, with annual output of 1,000,000 accumulators. Currently we have developed and produced "CY"& "SX" brands accumulators,including SJ, SM, SG, Gel, Deep cycle, Front-terminal,Electric Vehicle , Motorcycle and Auto-battery series,totally more than 300 kinds of sorts.The products nominal voltage are 2V, 4V, 6V, 8V, 10V, 12V, 18V, 24V, 36V and so on. Rated capacity 0.3AH-3850AH. Each performance has met or surpassed JIS, BS ,DIN &IEC standard.