Gold finger pcb board

Immersion Gold+edge connector board. the base Material is FR4 KB6165 (TG150). 6-layer PCB.Copper thickness is 2oz inner-layer/2oz outer-layer.Board Thickness is 1.7mm and the Min.Hole Size is 0.25mm. Min.Line Width/Min.Line Spacing is 0.23mm/0.23mm. green solder-resist & with large white silkscreen. E-test: 100%. Mixed surface treatment. Total Immersion gold and partial hard gold.  Gold finger boards are common.Including computer memory card, medical equipment and so on will be used.