... . Solderability test and thermal stress test.4. Process control: QC and QA.5. Apply for Certificate: UL, ISO9001, ISO14001. Packing: 1. ... CEM1,CEM3, FR4,High TG/CTI FR4,Halogen Free, Rogers, Aluminum based, Lead free compatible, Hi Frequency.Factory Manufacture Capability: ... CEM1, CEM3, FR4,High TG/CTI FR4,Halogen Free, Rogers, Aluminum based, Lead free compatible, Hi Frequency.Layer No.1-24Finished ...