Major Processes for HASL Boards
(1) Pre Production Engineering

(2) Board Cut

(3) CNC Drilling

(4) Plating Through Holes

(5) Panel Copper Plating

(6) Dry Film Lamination

(7) Image Transfer

(8) Exposure

(9) Development

(10) Plating Etch-Resistant Material

(11) Etching

(12) Soldermask Printing

(13) 100% Electrical Testing

(14) 100% Visual Inspection

(15) Vacuum Pack with Silica Gel

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