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<title><![CDATA[EC21 Product Catalogs - copper coin pcb]]></title>
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<title><![CDATA[6Layer RO4350+FR4]]></title><link><![CDATA[https://ayesha19920906.en.ec21.com/6Layer-RO4350-FR4--11384983_11390004.html]]></link><description><![CDATA[Back drill Copper coin, Depth control routing, Impedance control, usually for telecommniction
Advantages：
Good pricing
Focus on low to medium volume production
Quick and on-time delivery
Internatio]]></description><pubDate><![CDATA[20210531]]></pubDate></item>

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