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About product and suppliers:
        Alibaba.com offers 1,390 plastic road block products. About 26% of these are traffic barrier, 11% are blocks, and 1% are brick making machinery. 

A wide variety of plastic road block options are available to you, such as hollow block making machine, paving block making machine, and other educational toys. You can also choose from brick molding machine, brick production line. As well as from concrete, cement. And whether plastic road block is free samples, or paid samples. 

There are 1,326 plastic road block suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Thailand, and Taiwan, which supply 98%, 1%, and 1% of plastic road block respectively. 

Plastic road block products are most popular in North America, Mid East, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 335 with ISO9001, 266 with Other, and 56 with ISO14001 certification.