Ford announced on MWC 2018 that the car system Sync platform will support the Waze map in April, and Ford’s executive director Don Butler said that connecting cars and smartphones can promote the safety of autonomous driving. According to Express, only Waze will be installed. The smart phone is connected to the car system Sync, through the Ford AppLink technology, can display the Waze map on the display screen, and can use the voice control to turn the Waze App for the mobile phone into a car navigation system. But it is used in the car. Mobile device navigation, due to the need for distraction and device interaction, will likely result in some dangerous situations. If the relationship between connected cars and smart phones is more closely linked, the more secure it can be secured. Butler said that AppLink connects the car system and mobile phone, Waze replaces the built-in navigation system, or allows car owners without built-in navigation experience Waze's onboard navigation. Butler also mentioned that the development of automatic driving is a gradual process, although Ford will develop the first car in 2021. Level 4 ability to drive, but that does not mean that all over the world will suddenly have a pile of self-driving on the road by 2021, self-driving will slow growth.If the self-driving one of the ultimate goal is safety All, it is a feasible practice to connect the mobile phone to display Waze on the car screen, because the driver does not need to be distracted to view or interact with the device. When the driver is watching the mobile device while driving, the attention is often Restricted, not necessarily the safest way to drive. Huawei also showed on MWC 2018 that mobile devices connected to automotive technology RoadReader, such as Mate 10 Pro phone with built-in AI processor to control a Porsche car, can recognize obstacles and immediately determine Dodge, show the powerful flagship performance.