Yi Sinuo company from Shenzhen Yi Sinuo electronic co., Ltd. Dongguan Yi Sinuo battery co., Ltd., and is ISO9001-2008,ISO14001 certified, professional lithium-ion batteries, digital accessories manufacturer, main products are: lithium-ion batteries, batteries, power adapters, data cables, power cables, headphones, etc. product widely used in mobile phones, laptops, digital cameras, video cameras, radios, electric bicycle, electric tools, electric toys, and other fields. the company products have passed China compulsory certification, TLC certification, RoHS, UL certification, CE certification.undefined。