Foreign trade orders for ultra long and ultra wide circuit boards

Plate FR-4, double-sided board, thickness 0.7MM, copper thickness H/HOZ, surface treatment lead-free tin spraying, minimum drilling nozzle 0.3MM, outer line down line width 0.26MM, down line distance 0.1MM, hole copper 20un, film removal/etching tolerance+-20%, minimum line width 0.23MM, minimum line distance 0.13MM, plate thickness tolerance+-0.1MM, testing method flying needle.