Professional manufacture offer single-sided/double-sided pcb, multilayer pcb, rigid board, flexible pcb, pcb assembly and so on. Base material: FR-1, FR-2, FR-4, CEM-1, CEM-3 Material mixed laminate: 1-2 layersThe minimum conductor width/space: 0.1mmMin. drill size: 0.15mm Min. board thickness: 0.15mmHole diameter tolerance: standard: +/-0.025mm, min +/-0.015mmBase material thickness control: +/-0.03mmConcentric degree: <0.1mmSurface finishes: HASL, OSP, electrolytic Ni/Au, electroless Ni/Au Au>0.2um, tin plating, immersion tin, peelable ma