Taipei City Government began planning and building e-Bus system since 2004. The raw data is collected from bus devices installed in buses, with GPS and wireless communication model providing "real-time position" and "the exact time of arrival, departure" information sending to the calculation center, and the center calculates the estimated arrival time, and then disseminates along a variety of channels, such as e-Bus websites, intelligent bus stops and telephone voice call service are also established providing complete bus information in Taipei metropolitan including New Taipei City. An innovative App “Fun Travel in Taipei” is also developed for smart phone user. The information would be sent to several official services, and also offers APIs(Application Programming Interface) for other agencies to make value-added programs.