Traffic calming can be divided into motor vehicle speed limit, restrict vehicle traffic and parking restrictions roadside three categories, wherein the motor vehicle speed limit is divided into vertical, horizontal and lane reduction type control measures. One control measure deceleration zone below the vertical velocity deceleration with price, by changing the way certain height or material deceleration with manufacturers, forcing the vehicle deceleration, in order to achieve security purposes in accordance with the heart, the physiological principle. Typically, the driver said they were not the greater, the smaller the deceleration vehicle safety belt, that sense of security is smaller. Therefore deceleration zone Supply deceleration zone settings will reduce the driver driving security and comfort expectations, prompting the driver to choose a lower desired speed. Under the guidance of the desired speed, the driver will take the initiative to drive the vehicle at lower speeds approaching and driving through the deceleration zone. How much money per meter deceleration zone _ Xin bar fence (certified) _ Henan deceleration zone provided by the Xinxiang City Xin Metal Products Co., bar. Xinxiang City Xin bar Metal Products Co. (www.xlhlc.com) (www.xlhlc.com) Henan Xinxiang, Fence, bar, network leaders, over the years, the company is implementing the scientific management, innovation and development, honesty and trustworthiness policy, and satisfy customer needs. Xin field fence in leadership with the staff warmly welcome all inquiries negotiations to create Xin field fence better future.