For laptop batteries, we can provide almost all the popular models in the market, and also we are developing new models to meet the request of the customer. As to the original battery, the price will be high and not that good value for money, so we recommend the batteries manufactured in our factory. Our factory is completely controlled and managed according to ISO 9001 since establishing, which assures us to manufacture the products with good quality. Until now, we could meet RoHS, UL and CE request of some customers. And our factory is situated in ShenZhen. You know, Shenzhen is a key city for li-ion battery manufacturer in the world, The products are wellknown of good quality, and also at competitive price.