... production. 2, small order quatity accept 3, 13 years experience 4, reasonable price NOITEMTechnical capabilities1Layers1-20 layers2Max. Board size2000×610mm3Min. board ... , Plating gold20MaterialsFR4,H-TG,Teflon,Rogers,Ceramics,Aluminium, Copper base 4 layer sided cell phone pcb design and copy service