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About product and suppliers:
        5,383 road barrier products are offered for sale by suppliers on Alibaba.com, of which traffic barrier accounts for 66%, traffic warning products accounts for 3%, and lamp poles accounts for 1%. 

A wide variety of road barrier options are available to you, 

There are 5,383 suppliers who sells road barrier on Alibaba.com, mainly located in Asia. The top countries of suppliers are Singapore, China, and Vietnam, from which the percentage of road barrier supply is 1%, 97%, and 1% respectively.