Shenzhen Hoowvii Cross-board E-commercial co., Ltd, established in 2 0 15, is a professional manufacturer engaged in the research, development, production, sale and service of 18650 battery, 26650 battery,21700 battery,Lifepo4 battery, polymer battery, battery module and battery pack,using on different applications,Such as : Telecom tower, Home storage, Electric Motorcycle,Electric bicycle,Medical devise and so on .We also do trade for samsung,LG,Panasonic,Sanyo.Sony,A123 18650,26650 ,21700 lithium battery and lipolymer battery.We have 4 branches, they are in Beijing, Zhejiang,Hebei and CA, U.S. Our headquarter is located in shenzhen, guangdong with convenient transportation access. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction.we have obtained certificates. U L, C B, I E C 6 2 1 3 3, C E, F C C, ROHS and so on. Selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as U.S, Canada, Mexico, Australia, Indonesia, South Korea, Japan, Thailand, Germany, Italy, Spain and so on.We also welcome O E M and O D M orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements.