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<title><![CDATA[EC21 Product Catalogs - steel structure purlin]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/steel_structure_purlin--2851/1/steel structure purlin.html]]></link><item>
<title><![CDATA[PPF System]]></title><link><![CDATA[https://dailsteel.en.ec21.com/PPF_System--4798003_4798004.html]]></link><description><![CDATA[structures below the width of 18M. However, for structures of widths ranging between 18~30M, H-steel and PEB structures are compositely used.
DIS system, a lightweight assembly frame, is not up for a]]></description><pubDate><![CDATA[20101005]]></pubDate></item>

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