FS Technology has two offices, that is, Fengshou Technology(Hongkong)Co.,Ltd and Shenzhen Fengshou Technology Development Co., Ltd. FS Technology is a high-tech enterprise which is engaged in researching, manufacturing and marketing laptop/notebook batteries. Our rechargeable Li-ion batteries include brand new original laptop batteries and 100% compatible OEM replacement laptop batteries of all brand laptops, such as Acer, Apple, Asus, HP, DELL, Fujitsu, Gateway, Uniwilu, Benq, IBM, Lenovo, ...