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Crowd control barriers (also referred to as crowd control barricades, with some versions called a French barrier or bike rack in the USA, and mills barriers in Hong Kong[1]), are commonly used at many public events. They are frequently visible at sporting events, parades, political rallies, demonstr
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The center fence of the road sidewalk fence is made of galvanized material with better water resistance. It can also be called urban traffic fence, municipal fence, galvanized plastic spray fence according to custom. It is beautiful and novel, easy to install, and good price. You can choose the heig