Specification :

" Base material: high temperature FR4/ FR5
Layers: 1 to 30 layers
Finishes: SMOBC/ HASL, lead free SMOBC/ HASL, organic OSP, hard and soft gold plating
Minimum track space: 4/ 4mil, 3mils partial allowed
Sizes:
Maximum: 1, 000 x 1, 200mm
Minimum: 3 x 3mm
Surface copper thickness:
Maximum: 6/ 6oz
Minimum: 0.5/ 0.5oz
Hard gold thickness: 50 U inches maximum
Maximum board thickness: 6.0mm
"