Our smart keys are mainly head remote control key and pass the test. Smart (Smart Automobile) is a minicar and microcar series brand operated by a joint venture between China Geely Holding and Germany's Mercedes-Benz Group. It has multiple connections with Mercedes-Benz of the same group, including designers and Part level. The concept of the Smart series began in the 1970s, and the first mass production model was finally launched in 1998. The name comes from a combination of Swatch and Mercedes: Swatch Mercedes ART.