we are professional PCB manufacturer for electronic manufacturing service .our advantage as below: 1. Meet the requirement of ISO9001、UL、QS9000 、ROHS and TS16949 to promise our quality 2. Regid PCB up to 40 layers and Rigid-flex up to 10 layers. 3. Special process include HDI, BGA, blind and buried board .FPC, aluminum and mental core board. Conductive resin plug hole. 4. Board thickness from 0.20 mm ~ 12 mm. Copper thickness from Min. 1/5 OZ, Max. 14OZ 5. Surface Finished with Immersion Gold/Tin/Silver, Flash Gold and Hot Air Levelling, OSP 、Leadfree HASL, Hard Gold. 6. 24 hours of technical support; 7. 24 hours of process for gerber files . 8. 24 hours of confirmation with customer for engineering questions.