Double sided PCB normal spec. FR4 1.6mm HASL finishing with competitive cost for mass production. Send Gerber to [email protected]. Tags: #double-sided #pcb #FR4 #massproduciton #lowcost #chinapcb #gerber #doublesided #circuitbooards #production #manufacture #quality https://www.instagram.com/p/BnpnmQrFEnL/?utm_source=ig_tumblr_share&igshid=1man1gcl7y7b8














