Category Description Capability
File Formats Gerber files- preferred format 274-X,274-D, DPF, ODB++
Drill file X & Y coordinates, with tool sizes included
Size Maximum finished dimensions 550mm x 700mm – Single/ Double-sided
550mm x 700mm - Multi-layer
Board Thickness Standard 1.6mm ±10% (0.062” ±10%)
Minimum Single- Double-sided: 0.2mm ± 0.1mm (0.008” ±0.004”)
4-layer:     0.4mm ± 0.1mm         (0.016”  ± 0.004”)
6-layer:     0.6mm ± 0.1mm         (0.024”  ± 0.004”)
8-Layer:    1.0mm ± 0.1mm         (0.040”  ± 0.004”)
10-layer:   1.0mm ± 0.12mm      (0.040”   ± 0.005”)
12-layer:   1.2mm ± 0.12mm      (0.048”   ± 0.005”)
….
32-layer:   4.0mm ±0.4mm    (0.157”   ±0.015”) and above
Maximum 6.3mm ±10% (0.248” ±10% )
Bow and twist < 7/1000
Copper
Weight
Outer copper weight 1 oz (35um) ~ 10 oz (350um)
Inner copper wight 1/3 oz (12um) ~ 6 oz (210um)
Laminate Materials FR-4(High TG、halogen-free)、FR-5、ISOLA(FR408、370HR)、TEFLON、POLYIMIDE
ROGERS(RO4003、RO4350、RO4450) 、Aluminum plate (Single、Double-sided)
FR4 Thickness (standard) 1.6mm (0.062”)
High TG FR4 (170 deg C) (standard)  1.6mm (0.062”)
Board Cutting Maximum number of layers 32 layers
Minimum thickness for inner layers (copper thickness are excluded) 0.07mm (0.003”)
Drilling Minimum size 0.1mm (0.004”)
Maximum size 6.0mm 
Drill Deviation (True position size) ±0.002” (0.050mm)
PTH hole tolerance ±0.003” (0.075mm)
N-PTH hole tolerance ±0.002” (0.050mm)
Angle of Countersink 80°、90°、100°、120°
Plating Minimum hole size 0.0008” 
Aspect ratio 20
Etching Trace width tolerance ±20% 
Minimum trace width / space (1 oz finished copper weight starting from 1/3 oz) 0.003”/ 0.003” (0.08mm)
Minimum trace width / space (1 oz finished copper weight starting from 1/2 oz) 0.004”/ 0.004” (0.1mm)
Minimum trace width / space (2 oz finished copper weight) 0.005”/ 0.005” (0.127mm)
Minimum trace width / space (3 oz finished copper weight) 0.008”/ 0.008” (0.2mm)
Minimum trace width / space (4 oz finished copper weight) 0.012”/ 0.012” (0.3mm)
Inner Layers Minimum space from drilling to inner pattern 0.004”(0.1mm)
Minimum space from annular ring to inner pattern 0.004”(0.1mm)
Layer-to-layer registration ±0.003”(0.08mm)
Solder Mask Colour green、light green、matte green、white、
extreme white、black、matte black、dark brown、
yellow、red、 blue、transparent.
Minimum solder mask clearance 0.003”
Thickness 0.0004”
Silkscreen Colour White, black, yellow, red, blue, green
Minimum trace width 0.005”
Minimum size 0.028” / 0.028”
Electrical Test AOI  Yes
Flying Probe Tester Yes
Controlled Impedance Tolerance ±10%
Impedance tester Tektronix TDS8200
Routing End Mills Test ±0.15mm (0.006”)
CNC Tolerance ±0.15mm (0.006”)
V-Cut Depth (board thickness > =1.0mm) ±0.1mm (0.004”)
V-cut angle deviation ±0.1mm (0.004”)
Semi-hole Yes
Surface Finish HASL, HASL pb free, immersion gold, immersion silver, immersion tin, O.S.P (Entek),
S/G plating, ENEPIG, G/F plating, carbon…
Blind and Buried Vias 3+N+3 Yes
Resin, hole-filling ink, Plating through hole  Yes
Others UL Certification Yes
ISO Certification ISO9001/ISO14001/RoHS