Let traffic of collection of approve of of expert of most transportation issue have a cost " confidence " the successful experience that still comes from traffic of Yu Lundui collection to embrace a cost to solve road of central the city zone to have a state, as we have learned, british London begins to implement this policy from Feburary 2003, road embraces a state to already was reduced 30% . Hangzhou policeman branch also says frankly, foreign city executes traffic to have a cost, reduced traffic discharge successfully to give Hangzhou some kind is inspired.