Material: FR4
Number of layers: 4 layers
Process: OSP
Minimum drilling: 0.4mm
Minimum line width: 0.2mm
Minimum line space: 0.2mm
Features: black characters 【MORE】
Material: FR4
Number of layers: 6 layers
Process: Immersion Gold
Minimum drilling: 0.25mm
Minimum line width: 0.1mm
Minimum line space: 0.1mm
Features: hole copper 25um, impedance board, need to keep green oil bridge 【MORE】
Material: FR4
Number of layers: 6 layers
Process: Immersion Gold
Minimum drilling: 0.25mm
Minimum line width: 0.1mm
Minimum line space: 0.1mm
Features: Impedance gold plate, size tolerance +/-0.1mm, USB card slot position tolerance is strict, via hole 【MORE】
Material: FR4
Number of layers: 6 layers
Process: Lead-free spray tin
Minimum drilling: 0.3mm
Minimum line width: 0.127mm
Minimum line space: 0.127mm
Features: high reliability, butter plate 【MORE】