Shenzhen Broad Science & Technology Co., Ltd. (also known as DOCA Group) is a professional enterprise which is specializing in R&D, Manufacture and Marketing for high-quality Lithium products.It owns several production lines for Power Bank, Mobile Battery, Camera Battery, Smart wearable device etc. We have leading technology in solar energy, wireless charger, NFC, OLED, UAV battery,Robort battery, etc.

DOCA opens up the market both at home and abroad actively, and establishes steady cooperation relationships with several international famous brands. It has more than one hundred Super Premium Stores all over the world to lead the market of the same industry and becomes the most popular worldwide. Its products are exported to worldwide with FCC, CE, RoHS certifications. It has passed the certification of China authoritative organization such as:China battery industry association, China cell network, mobile power supply network,ISO9001 quality management system etc.