With the advancement of electronic and communication technologies, automotive components have been towards the electronic and informative trend. This change will enable car users to enjoy more car safety, travel facilitation, audio/video entertainment and other additional features. Taking popular PND (Personal Navigation Device) as an example, it demonstrates that consumers have gradually accepted Telematics related products and services. Therefore, how to develop these new products and services actively and effectively has become an important subject for the manufacturers. For a long time, Taiwan's electronics industry has outstanding performance in the computer, communication and consumer electronics fields, and this advantage provides a good foundation for entering the 4th C, CarTronics, market. The evolutipn and future of Telematics terminal services are introduced in this article to illustrate the potential of this market.