... manufacturing PCBs-Being vendor of Bocsh for over 10years-Flexibility in production volume from samples to high volume mass production with ... gold, Special teflon and Aluminium based PCB. • Flexibility in sample Lead time: 2 layers in ONE day, multi-layers in 2~4 days; mass ... ,CEM1,CEM3, FR4,High TG/CTI FR4,Halogen Free,Rogers,Aluminium based, Leadfree compatible, High Frequency