4-layer Pcb With Osp Surface Finishing

We are offering our customers a wide range of 4-Layer PCB with OSP Surface Finishing, which are available following Specifications :-
1) Layer: 4
2) Board finished thickness: 0.5-6.0mm
3) Material: FR-4,CEM-1, CEM-3, High TG, FR4 Halogen Free, etc
4) Surface finish/treatment: HASL/HASL lead free, HAL, Chemical Gold/tin, Immersion Silver/Gold/Tin, OSP,
Gold plating, Hard &Soft gold, Plating tin.
5) Product range: Flex-PCB, Rigid-PCB, Flex-rigid PCB,HDI PCB ,PCB of single, Double and Multi-layers, High frequency PCB ,etc
6) Max. finished board size: Single & Double Layer:450mm*650mm
Multilayer:450*500mm
7) Min. drilled hole size: 3mil(0.075mm)
8) Min. line width: 3mil(0.075mm)
9) Min. line spacing: 3mil(0.075mm)
10) Solder mask color :Green/yellow/black/white/red/blue
11) Copper thickness in hole:>20.0um (1mil)
12) Shape tolerance: plus or minus 0.13
13) Hole tolerance: PTH: plus or minus 0.076; NPTH: plus or minus 0.05
14) Certificate: UL,ISO9001,ISO14001,SGS,RoHS compliance
15) Special req. Buried and blind vias +controlled impedence +BGA
16) Profiling :Punching ,Routing ,V-CUT, Beveling
17) Packing
Inner: Vacuum packing/Plastic bag
Outer: Standard carton packing