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Top Relective galss beads coefficient of retroreflection 500

Our new top reflective glass beads'coefficient of retroreflection more than 500…

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DH Anti-Water all weather reflective glass beads- Rainy Night

DH Anti-Water all weather reflective glass beads- Rainy Night Glass Beads for road marking, airplane road…

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DH Anti-Water all weather reflective glass beads- Rainy Night

The third generation rain bead (crystal rain line) dh Beads:dh top relfective glass beads-coefficient of retroreflection more than 500 cd . 1 x – 1 . m - 2 The third ge…

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DH patent for invention

DH patent for invention …

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