Shenzhen DY Circuit Electronic Co., Ltd. is a professional manufacturer of laptop batteries. We have produced laptop batteries for many years. We have many professional testing machines. Each month, we can release 10pcs or 15pcs model batteries. Our products have passed CE and RoHS certifications. Our products are compatible with most major brands, including Acer, Apple, Asus, Benq, Compaq, Dell, Gateway, HP, Toshiba, Lenovo (IBM), Fujitsu, Sony, Panasonic, Samsung, Clevo, Mitac, Uniwill, FIC, ECS, Hitach and NEC.We also provide R&D for each model battery to our customers. We can finish our battery from order to sample within 25 days. We welcome customers to talk about OEM and ODM orders with us.