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<title><![CDATA[EC21 Product Catalogs - siding board]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/siding-board--10120399/1/siding board.html]]></link><item>
<title><![CDATA[Single Side FR4 Material Printed Circuit Board]]></title><link><![CDATA[https://ayesha19920906.en.ec21.com/Single-Side-FR4-Material-Printed--11384985_11384984.html]]></link><description><![CDATA[High Five Electronic Ltd FR-1/FR-2/CEM-1/CEM-3; FR-4:High Tg, middle Tg, Normal Tg，etc
Advantages：Good pricing, Focus on low to medium volume production Quick and on-time delivery International a]]></description><pubDate><![CDATA[20210603]]></pubDate></item>
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<title><![CDATA[PCB - Double Sided]]></title><link><![CDATA[https://ckmo1018.en.ec21.com/PCB-Double-Sided--12069932_12069953.html]]></link><description><![CDATA[PCB - Double Sided
Description
A double-sided printed circuit board (PCB) is a PCB with copper foil patterns formed on both the top and bottom surfaces. The circuits on both surfaces are electrically]]></description><pubDate><![CDATA[20260411]]></pubDate></item>
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<title><![CDATA[Bespoke Motherboard Solutions From China OEM/ODM Electronics Mother Board Drone Equipment Circuit Bo]]></title><link><![CDATA[https://sncpcb.en.ec21.com/Bespoke-Motherboard-Solutions-From-China--11979593_11981106.html]]></link><description><![CDATA[Board Side1020mm*1000mmOne Stop ServicePCB Assembly, Component Sourcing, Box BuildingPCBA ShapeRectangular, Round, Slots, Cutouts, ComplexPCBA QAX-ray, Aoi Test, in-Circuit Test (Ict)Surface Finishin]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[Aluminum Printed Circuit Board]]></title><link><![CDATA[https://pcbmain68.en.ec21.com/Aluminum-Printed-Circuit-Board--11046819_11248728.html]]></link><description><![CDATA[Aluminum PCB
Advanced Circuits Specification
Aluminum Printed Circuit Boards 
Contain a Thin Layer of Thermally Conductive Dielectric Material that Transfers Heat.
There are many names for these prod]]></description><pubDate><![CDATA[20240606]]></pubDate></item>
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<title><![CDATA[Multilayer Printed Circuit Board]]></title><link><![CDATA[https://bgpcba.en.ec21.com/Multilayer-Printed-Circuit-Board--11935225_11935227.html]]></link><description><![CDATA[Multilayer Printed Circuit Board
Description:
Multilayer printed circuit boards (PCBs) represent the pinnacle of modern electronic design, offering a complex network of interconnected circuits within]]></description><pubDate><![CDATA[20240512]]></pubDate></item>
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<title><![CDATA[Rigidflex PCB Pcba Service PCB Assembly Board Custom Made Shenzhen One-stop PCBA Factory]]></title><link><![CDATA[https://440183199803063144.en.ec21.com/Rigidflex-PCB-Pcba-Service-PCB--11408756_11441318.html]]></link><description><![CDATA[sided SMT Assembly Fine Pitch to 0.8mils BGA Repair and Reball Part Removal and Replacement Bare Board Size Smallest:0.25*0.25 inches Largest:20*20 inches File Formate Bill of Materials Gerber files ]]></description><pubDate><![CDATA[20220530]]></pubDate></item>
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<title><![CDATA[CEM-3 Electronic SMT PCB Assembly with OSP Surface Finish 2oz Copper Thickness]]></title><link><![CDATA[https://smtpcbaassemblycom.en.ec21.com/CEM-3-Electronic-SMT-PCB--11887216_11887217.html]]></link><description><![CDATA[Board Size500mm*500mmSurface FinishHASL, ENIG, OSP, Immersion Silver, Immersion TinSilkscreen ColorWhite, Black, Yellow, Red, BlueBoard TypeSingle-sided, Double-sided, Multi-layerCopper Thickness1/2o]]></description><pubDate><![CDATA[20240112]]></pubDate></item>
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<title><![CDATA[Aluminum PCB]]></title><link><![CDATA[https://ronghuaindustry.en.ec21.com/Aluminum-PCB--11791188_11794567.html]]></link><description><![CDATA[Aluminum PCBs are metal-based copper clad board. PCB aluminum substrate has excellent thermal conductivity, electrical insulation and mechanical processing. Generally, a single-sided aluminum PCB con]]></description><pubDate><![CDATA[20230521]]></pubDate></item>
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<title><![CDATA[FR4 PCB]]></title><link><![CDATA[https://greenstone23.en.ec21.com/FR4-PCB--11778431_11836183.html]]></link><description><![CDATA[board). It is a type of printed circuit board that mainly uses FR4 boards. Originally, FR4 was used as an insulating layer for the PCB. Next FR4 manufacturer adds a layer of copper to both sides of t]]></description><pubDate><![CDATA[20230821]]></pubDate></item>
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<title><![CDATA[Custom High Precision Electronic SMT PCB Assembly Service]]></title><link><![CDATA[https://cttpcb.en.ec21.com/Custom-High-Precision-Electronic-SMT--10919275_11050436.html]]></link><description><![CDATA[Board Size
● 0.25&quot;x 0.25&quot; Minimum Board Size
● 450 mm Max. Width for Wave-Solder
● Passives Components Down to 0201 Size BGA and VFBGA Leadless Chip Carrier/CSP Double-Sided SMT Assembly Fine P]]></description><pubDate><![CDATA[20231206]]></pubDate></item>
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<title><![CDATA[Flexible PCB]]></title><link><![CDATA[https://tendtronic.en.ec21.com/Flexible-PCB--9385605_9497811.html]]></link><description><![CDATA[TENDTRONIC CORPORATIOAN LIMITED deals mainly in the supply of Printed Circuit Boards (PCB,FPC), Single-Sided PCB,PTH Double-Sided PCB,NPTH Double-Sided PCB,Flexible PCB(FPC),Multilayer PCB(1~20 Layer]]></description><pubDate><![CDATA[20150505]]></pubDate></item>
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<title><![CDATA[PCBA Layout]]></title><link><![CDATA[https://pennydlo2015.en.ec21.com/PCBA-Layout--11303710_11303796.html]]></link><description><![CDATA[Board, LED Board, Power Board, Bluetooth Board. 1. Material: FR-4, CEM-1, CEM-3, Hight TG, FR4 Halogen Free, FR-1, FR-2, Aluminum 2. Board thickness:0.2mm-7mm 3. Max.finished board side:500mm*500mm 4]]></description><pubDate><![CDATA[20201203]]></pubDate></item>
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<title><![CDATA[PCB Manufacturer PCB Assembly Service Customized Printed Circuit Board in China]]></title><link><![CDATA[https://ruomeipcb02.en.ec21.com/PCB-Manufacturer-PCB-Assembly-Service--11819316_11819317.html]]></link><description><![CDATA[LayersFrom single-sided to 12+ layersCopper Thickness 0.5-6 OZMaterial FR4 (Shengyi China, ITEQ, KB A+, HZ), HI-TG, FR06, Rogers, Taconic, Argon, Nalco, Isola and so onSolder Mask green, yellow, whit]]></description><pubDate><![CDATA[20230713]]></pubDate></item>
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<title><![CDATA[2-Layers Rigid PCB Green Soldmask &amp; White Silk Screen]]></title><link><![CDATA[https://gtpcba.en.ec21.com/2-Layers-Rigid-PCB-Green--11805203_11805207.html]]></link><description><![CDATA[When designing a rigid PCB, it is important to consider the board&apos;s size, thickness, and other factors. It is also important to consider the components that will be mounted on the board, as the desig]]></description><pubDate><![CDATA[20230612]]></pubDate></item>
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<title><![CDATA[2 Layer ENIG Half Hole PCB]]></title><link><![CDATA[https://hhcircuits.en.ec21.com/2-Layer-ENIG-Half-Hole--11798970_11798972.html]]></link><description><![CDATA[Number of layers: 2
Surface finish: ENIG
Base material: FR4
Outer Layer W/S: 8.5/3.5mil
Thickness: 0.8mm
Min. hole diameter: 0.2mm
Special process: half hole
Advantages Of Two Sided PCB
Own laminatio]]></description><pubDate><![CDATA[20230530]]></pubDate></item>
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<title><![CDATA[Red Soldermask Industry Control Electronics PCB Assembly]]></title><link><![CDATA[https://ucreatepcb123.en.ec21.com/Red-Soldermask-Industry-Control-Electronics--11761239_11786592.html]]></link><description><![CDATA[Board manufacturers based in China, Ucreate has been offering international companies of all sizes with high-quality PCB prototype to production services at a fair price for eight years. To make prof]]></description><pubDate><![CDATA[20230510]]></pubDate></item>

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