Guangzhou City of God letter Trade Limited is a professional manufacturer of GPS vehicle navigation products, developed the production iGPS brand and "Love Road" brand GPS vehicle navigation products. BMW 520Li upgrade navigation, what is the original car screen upgrade: the original car screen upgrade is to use the original factory fitted car audio console screen without changing the original premise of car interior parts, integrated original screen for other video signals input limit Shantou BMW 520li navigator, joined in the original car stereo AV, RGB, reverse video input, while releasing the lock screen feature BMW 520LI navigation manufacturers, so as to enhance the use of the original function of the screen. Guangzhou City of God is a letter Trading Limited Professional GPS vehicle navigation products manufacturer BMW 520LI navigation price, independent research and production iGPS brand and "love Road" brand GPS vehicle navigation products. Company with a good reputation ability, quality of service, and constantly 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 of the BMW 520, 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. Shantou BMW BMW 520li navigator _ 520_ God letter by letter Ltd. Guangzhou City of God. Ltd. Guangzhou City of God letter (www.shenxingps.com.cn) strong, credible, in other industries, Guangzhou, Guangdong has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the god of trade and you hand the letter into the brilliant, for a better future!