Professional Quick Turn PCB Prototypes 1 layer to 24 layer PCB Product Description Model Number: CTEL0210093 Number of Layer: 1-24Layer Material: FR1 CEM-1 CEM-3 FR4 Al-base ect. Finish Thickness: all types copper: all types PCB Size : all types Line Width/line space all types Min.Hole size : Surface finish : all types Place of Origin: China Brand Name: CHITUN Certification: UL,ROHS,ISO Standard: IPC standard