Cable tray an kasu kashi karfe na USB tray ( Pre galvanized na USB tire, galvanized na USB tire, zafi tsoma galvanized na USB tire, Foda mai rufi na USB tire, Bakin karfe na USB tire, waya raga na USB tire ko kwando na USB tire.), Polymer USB tire, FRP ko GRP na USB adn pvc trunking.Yadda ake inst...
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