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Guide bricks
    Guide bricks Is a kind of municipal construction with square brick,have 150X150X15, 300X300X15mm etc specification.but on the exterior with other square bricks have obvious difference, the surface has higher point strip float protruding,for blind person to indicate the direction, so it is also called the blind guide bricks. In municipal construction, dedicated to road paving sidewalks, squares, subway stations and other commonweal project of guided the blind channel.
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