Layer : 6L ; Base Material : FR4 ; Board Thickness : 1.6mm ; Surface Finished : ENIG ; Min Hole Size : 0.2mm ; Solder Mask : Pink ;
https://www.hoyogo.com/Products/PinkSolderMaskPCB.htmlSolder Mask: Pink Layer: 2L Base Material: FR4 Board Thickness: 1.6mm Final Copper Thickness: 1OZ Surface Finished: HASL Lead Free Unit Size(mm): 160.0*100.0
https://www.hoyogo.com/Pink-PCB.html