Automobile PCB Product use: Car Layers: 8L Thickness :1.6mm Copper:1/1/1/1/1/1 Min hole: 0.2mm Impedance:50Ω/100Ω/90Ω TG: 170 Surface:ENIG With an area of 8000 square meters, HYY tech PCB is a high-tech PCB manufacturing enterprise. HYY PCB has passed ISO9001 and ISO/TS16949 international quality management system certification, and also the ISO14001 international environmental management system certification.