... -layer PCB with BGA and OEM factory 1.UL,SGS,ROHS,IS09001 ... &OEM. 6-layer PCB with BGA and OEM factory 1.Base Material:FR42.copper thickness:1 ... extensively used in aerospace,medical equipment, telecommunication and other industries. For many years, our products ... squaremeters of boards complying with UL, RoHS and other international certificate standardssample pictureproduct authenticationcorporate image ...