Jinsung Electronics is a company to lead manufacturing of Flex Printed Circuits and Rigid-Flex Printed Circuits with fast delivery and competitive price. 1. LAYER : 4 layer (FLEXIBLE 2 layer+RIGID 2 layer) 4-2-4 2. application : Industrial Equipment 3. Thickness : 1.2T 4. Structure : 1-4L DRILL 5. Machine Drill : Min. 0.25 mm 6. Cu Plating : Min. 25 micrometer / NORMAL PALTING 7. L/S : 100 micrometer / 100 micrometer