... Since established, we have been committed to the professional high-precision single-double-sided and multi-layer printed circuit ... HDI, and other special circuit boards. Fast delivery, high quality and reliable credibility are our company's first comparative advantage ... Halogen Free,Aluminum, Ceramic, Rogers,F4B,Teflon3Board thickness0.2mm-6.0mm4Max.finished board side550mm*1100mm(single-sided)550mm* ...