... stress test.4. Process control: QC and QA.5. Apply for Certificate: UL, ISO9001, ISO14001. Packing: 1. Inner packing: ... FR4,Halogen Free, Rogers, Aluminum based, Lead free compatible, Hi Frequency.Factory Manufacture Capability: ItemManufacture CapabilityMaterialFR1, FR2, HB, CEM1, ... ,Halogen Free, Rogers, Aluminum based, Lead free compatible, Hi Frequency.Layer No.1-24Finished Board thickness0.2 mm-3 ...