we selling  laptop motherboard, battery, adapter, screen line, and so on. we also provide laptop repair service online. We have over ten famouse brand products in stock. Every order tested ok before shipment, we also have good after-sales ervice.Quality, Delivery erformance and cost Efficiency are the most important three company principles. very SI YU  staff ensures these principles are deployed on a daily base. We are keen to cooperate with all partners looking for a Win-win relationship. BUSSINESS: laptop battery and adapter,screen line,laptop LCD,laptop motherboard,Laptop repair ervices