Guangzhou City of God letter Trade Limited is a professional GPS vehicle navigation products maker BMW 520LI navigation installation, independent research and production iGPS brand and "Love Road" brand GPS vehicle navigation products. The company pursues the principle of "the pursuit of innovation and excellence intentions of service" in the product trend in the era of globalization, the constant pursuit of innovative products dedicated to the community, in good faith service to users, in the GPS industry, efforts to forge into a first-class products, first-class management talent and high level companies. BMW 520Li upgrade navigation, full - featured: Support the original car and the original car key control and full touch control switch + BMW 520LI navigation manufacturers, after the installation of GPS navigation heart manipulation, DVD audio and video systems, digital television and other functions; intelligent parking assist system, a reverse gear reversing system can be displayed in real time! SD card storage mapping software upgrade only need to replace the SD card can be convenient and simple faith of God Guangzhou Trade Company is a professional GPS vehicle navigation product manufacturers, independent research and production iGPS brand and "Love Road" brand GPS car navigation products. Company with a good reputation navigation capabilities, quality of service, continue to create value for customers. BMW 520Li upgrade navigation, upgrade current car navigation, reverse image, tachograph etc. functions is based on the original car screen upgrade, known as the original car screen upgrade. Join the so-called original car screen upgrade is a not destroy the original car lines, screen and on the basis of car warranty for the original design of the decoder, using the original car display, a navigation and other functions. The latest BMW 520LI navigation, God letter Trade (certified), navigation is provided by the Guangzhou City of God letter Trading Limited. Ltd. Guangzhou City of God letter (www.shenxingps.com.cn) is Guangzhou, the other leaders over the years, the company implement scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. God Letter trade leadership with the staff warmly welcome all inquiries negotiations to create God believe trade a better future.