700 460mm multilayer pcb reverse engineering

{"cid":"91146835","title":"FR-4 Multilayer PCB 94V-0 Lead Free ENIG Gold Finger Circuit Board","imgUrl":"https:\/\/img.chinax.com\/nimg\/6f\/fa\/6be1adcb68b7b0ede1a26f0ebd29-200x200-1.jpg","attrs":{"Price":"USD 0.1-10","Brand Name":"XCEPCB","Model Number":"XCEPCBR","Minimum Order Quantity":"1pcs","Delivery Time":"3-12 days","Certification":"CE,FCC,ISO9008,SGS,UL","Place of Origin":"CHINA","Payment Terms":"Western Union,, T\/T","Supply Ability":"1000000PCS\/per week","Packaging Details":"Inner:Vacuum packed bubble bag Outer:Carton box \/ mentioned is standard packing method,unless otherwise specified.","Material":"FR4 PCB","Color":"GREEN","Size":"9*6cm","Surface":"HASL","Board THK":"1.6mm","Copper THK":"1OZ","Layer":"4","Core":"2pcs"}}

{"cid":"91225078","title":"High-Performance FR-4 PCB for Automotive ECU Reverse Engineering with 38 Layers and ISO9001\/UL\/ISO14001\/IATF16949\/RoHS Certification","imgUrl":"https:\/\/img.chinax.com\/nimg\/33\/89\/42f480d7e0dd2611dc900b3643ed-200x200-1.jpg","attrs":{"Price":"1-2$","Brand Name":"PCBgate","Model Number":"FR-4","Minimum Order Quantity":"1pc","Delivery Time":"7 work days","Certification":"ISO9001\/UL\/ISO14001\/IATF16949\/RoHS","Place of Origin":"China","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union","Supply Ability":"1000000pcs","Packaging Details":"Vacum Packing","Base Material":"FR-4","Layer Count":"1-38 Layers","Board Thickness":"0.2mm-6mm","Copper Thickness":"0.5oz-12oz(18\u03bcm - 420\u03bcm)","Surface Finish":"HASL\/ENIG(Gold)\/OSP\/Immersion Gold","Solder Mask":"Green\/White\/Red\/Blue\/Black","Silkscreen":"White\/Black\/Yellow","Min. Trace Width\/Space":"3mil\/3 mil(0.075mm)","Min. Hole Size":"0.1mm(CNC Drilling) \/ 0.6mm (Punching)","Impedance Control":"Available","Testing":"100% Electrical Test"}}