... ,RoHS,SGS, ISO9001:2000 4.11 years PCB experience. PCB Boards Capability Material: FR4, High TG FR4,Halogen Free material,CEM-3, Rogers ... , peelable mask, Non-across blind/buried vias, characteristic impedance control, Rigid-flex board etc. Reliability Test: flying probe test/fixture test ... analysis, etc. Wrap and twist: ≤0.7% Flammability: 94V-0 PCB for Electronic LED Products