Came up with the three-level guidance concept: overall coordinated-control, regional guidance & local guidance control; Brought forward the principle of controlled areas dividing；
 Put forward information screens spacing parameter, the visibility relating to information screens release, and other parameters;
 Brought up the screen specification and design rules for the information screens of embedded type, combined type and full dot-matrix type；
 Put forward information screens layout strategy & release strategy.

   With the traffic data processing and application system for floating cars, such key functions as real time estimation of travel time & judgment on the congestion conditions, map presentation & inquiry of real time traffic conditions, real time inquiry of travel time, statistical analysis & inquiry of historical transportation information.  Breakthroughs have been made in the two key technologies of map matching algorithm and estimation algorithm for road sections travel time.

 The operations management becomes comprehensive by integrating advanced information technology, data communication technology, control technique, sensing technique, operational research and system integration technique and on the basis of giving full play to the monomer operation systems of toll collecting, monitoring, communication, roadway administration, road surface & bridge management, office automation, etc.

  Since the product was launched on the market, market competition has emerged. As a result, the selling price per unit has been lowered to about RMB 25,000 Yuan in 2007 year after year from the long-lasting RMB 50,000 to 60,000 Yuan before 2005.