Changsha Changsha County Hunan No.14 Power Electronics Equipment No.19 Power Electronics No.35 Power Equipment No.40 Battery No.41 Xu Batteries No.43 Electronics Appliances No.45 Power Supplies Special Power Supplies Power Supplies Systems Battery Management Systems Bian Liu Devices Power Supplies Batteries 科技型中小企业 省级高新技术企业 省软件企业 省科技型中小企业 创新型企业