Dongguan Wiliyoung Electronics Co.,Ltd is a professional leading lithium ion battery manufacturer with 9 years history in China. Our main products are rechargeable polymer battery,18650 battery pack, Bluetooth earphone battery and customized battery. Our high technology, super quality and competitive price products with excellent customer service have gained a very good reputation and genuine trust from our customers.Our factory meet accordance of ISO9001 quality system ,We have passed CE/UL/RoHS/ MSDS/ UN38.3/ KC and related certifications.Our products are widely used for Electric Bicycle,Medical equipment,Solar street lamps,Smart Robot, Electric scooter, Storage energy, Power tools,electronic toys, LED lighting,digital camera, tablet PC, Pad,mobile phones,testing equipment,Portable DVD, GPS,Medical equipment, Flashlight,industrial ,Smart card,Police communication,Bluetooth headsets, 3D glasses and other electronic products.There are many professional experts and engineers specialized in battery and electrical circuit design and solution to bring your idea into reality. We provide OEM and ODM service to many international brand.Our factory is located in Dongguan City, Guangdong Province with a total construction area of over 1,000 square meters and 500 employees including more than 50% high educated staffs.Daily production ability for lithium ion battery 300000 units. Wiliyoung is willing to invest together for potential good project and business partner.We will endeavor and grow together with you to create a more green and brilliant world. New developing requirements are always welcome.