We sale Portable/Car DVD,mp4 professionally. HANGZHOU D&A ELECTRONICS CO.,LTD. (Abbreviated as D&A hereafter) is a professional company in DVD player field which mainly undertakes the research, design, develop, manufacture and sales of digital audio-video products. Its main products are car DVD and portable DVD players with TFT LCD. Our new products is High-power White-Light-Led And It's combined products.