1.Competitive price 2.fast delivery 3.17 years of experience in PCB industry 4.UL,SGS,ISO9001,RoHS,QS9000 and TS16949 Layer:1~22 layersMaterials: FR-4, CEM-3, Teflon, Aluminum, Rogers, High TgSurface finished:Lead Free HASL,Immersion Gold/Tin/Silver, OSP, Gold Finger Plating, Selective Immersion Gold,Gold PlatingTechnical Specifications EnglishMetric1Max. Panel Size 22" x 26"550 x ...