4l 3mil ultra thin pcb

{"cid":"91202162","title":"4L Green \tUltra Thin PCB Impedance Control Half Hole 3mil 0.8mm","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/7c\/5b\/61f63c1af823011636053d21b62d-200x200-1.jpg","attrs":{"Brand Name":"Huashengxin","Model Number":"130985","Minimum Order Quantity":"1pcs","Delivery Time":"fastest 24 hours for 2L and 4L prototype, 3 days for HDI board production","Certification":"UL , ISO9001","Place of Origin":"China","Payment Terms":"T\/T","Packaging Details":"vacuum","PCB Name":"4L Thin Printed Circuit Board","Surface finished":"Immersion Gold 2u","Marterial":"FR4","Board Thickness":"0.8mm","Copper thickness":"1\/1\/1\/1OZ","Min. line distance\/space:":"3\/3mil","Solder mask":"KSM Green","Smallest Mechanical drilling hole:":"0.2mm","Special Requirement":"small line space and gap:3\/3mil\/impedance control\/half hole","Applicationcommunications products":"Computer networks products"}}

{"cid":"91215411","title":"1-4oz Copper Thickness High Speed Printed Circuit Boards With Blue Solder Mask Color","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/a4\/86\/ebb3cfd97a0679dfda7df7285fa4-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"JIETENG","Model Number":"PCB circuit board","Minimum Order Quantity":"Negotiable","Delivery Time":"5-8 working day","Place of Origin":"China","Payment Terms":"Negotiable","Supply Ability":"360000 square meters \/ year","Packaging Details":"Blank carton, vacuum packed","Copper Thickness":"1-4oz","Material":"FR4","Layer":"2-10","Packaging":"Vacuum Packing, Bubble Bag, Carton Box, Etc.","Solder Mask Color":"Green, Blue, White, Black, Etc.","Impedance Control":"\u00b110%","Min Trace Width\/Space":"3\/3mil","Silk Screen Color":"White, Black, Yellow, Etc."}}