Shenzhen Hualingan Technology Development Co., Ltd. was established in 2004. Along with the development of international trade and service, our company has set up a perfect management system and effective operation mechanism. In addition, guided by the administrative concepts of high quality, low price and faithful operation, we focus on researching and developing cost-efficient projects and new products to meet different needs of different customers. We specialize in the research and development, manufacture and sales of car audio & video products as portable DVD/VCD, Car DVD/CD, LCD monitors, infrared cameras and DVR cards etc. With great R&D group and the advantage of low production costs in China, our target is "Quickly Supply the Most Competitive Products to Customers; Satisfy Buyers' All Requirements with Our Professional Technology, Loyal Service, Perfect Control of Quality and the