UTCS-urban traffic control system is an important component of ITS-intelligent transport system, which is used in the urban traffic control and management.(website:http://www.hnroad.com/en) The design foundation of the UCT series traffic signal controlling system is GA47-2002, the latest Japanese Jingsan A03 traffic signal control system and part information of SACATS, SCOOTS system. This series of products are in accordance with the GB GA47-2002, and have passed the full tests of the Public Security Ministry Traffic Security Product Test Center (NO.2004-024), and have obtained the national patent (ZL01254878.2).