Dear friend, Greetings! This is Anne from Shenzhen JSD PCB Technology CO., Ltd. We are printed circuit boards Manufacturer providing Rigid boards, Flexible boards and Rigid-Flex boards. Our strenghs as follow: 1.Quick response, we will reply Customer's enquiry within 1 hours; 2.Board thickness VS drill size: 12:1 3.Line width/spacing: 2.5/3mil 4.Min hole size: 0.1mm(laser drilling） For more details, please contact us. Best regards, Anne SHENZHEN JSD PCB TECHNOLOGY CO., LIMITED electronica 2018 - 13. bis 16. November, JSD PCB in Halle B1- Stand 379-5, Messe München