As a professional PCB supplier, Auspi has following advantages: On Spec, on Time, on Budgetâ?¦ Fast Quotation, cost aggressive 24 hour prompt response Flexible tackle and quick operation on urgent issue High & advanced production capabilities ISO/TS approved facilities Technical and professional support Adequate capacity for large demand, 1, 500, *****/month Integrated supply service, one stop PCB solution Major Production Capabilities for Rigid PCBs Material High Tg, High Frequency, Halogen Free Materials, Aluminum Substrate Line width and space 4/4mil Standard Hole Size 0.2mm standard finished hole size by mechanical drill, laser drill available for smaller holes Copper Weight 140um (4oz) for inner layer and 210um (6oz) for outer layers Lead free, RoHS compliant Surface Finish Leadfree HAL, OSP/ENTEK, Immersion Gold/Tin/Silver Gold plating , Au thickness up to 3um (120u") HDI Blind & Buried Via holes Impedance Control For more detailed information, welcome to visit our website at http://*****