Dongguan Billion Electronic Technology Co., Ltd was established in 2018 and specializing in design, manufacture and sales of high-performance lithium ion batteries.Also we specialize in making polymer pouch cell battery pack, cylindrical cell battery pack, prismatic LiFeP O 4 cell battery pack and L T O (Lithium Titanate) battery pack.Our batteries are suitable for electric bicycle, electric motorcycle, home energy storage system, electric boat, drone and many other uses.We have a 6500 Square meter facility with our office headquarters. We have more than 500 employees in sales and production. Our factory has obtained I S O 9 0 0 1:2 0 1 5 certifications.Our factory has also established a fully automatic S M T patch line,12 battery pack production lines and high-precision testing lines.We have our own R & D team to design the battery pack to meet the request from all around the world customers.Our Brand is Chargeek. Chargeek’ s products have excellent quality, and can meet the certification such as C Q C, C E, P S E, K C, U L etc.Chargeek is committed to provide one-stop procurement service such as battery cells, battery packs, B M S,battery chargers,as well as others related products. If you have any request, pls feel free to contact us soon. Chargeek-Born for batteries.