Printed circuit assembly in china, 6layer board with immersion tin finished 1. Pcb p / n: 8698 2. Material: fr-4 3. Layer: 6l 4. Board thk: 2.Mm 5. Copper thk: 35um 6. Smallest hole size: 0.25mm 7. No. Of holes (pcs): 365 8. Line w / s: 5 / 4mil 9. Impedance control. Y / n (tol%): y 10. Surface: immersion tin 11. Solder mask silkscreen: white 12. Single board size: dim x (mm): 129; dim y (mm): 298 13. Special: hi-tech multilayer circuit boards with components assembly 14. Routing / punching: cn