PCB board (2L) 1. FR4 Material 2. Treatment: HAL-free Pb 3. Is compatible with RoHS directive PCB boardWe are a professional supplier that provide printed circuit board ,we can provide quick turn prototype and small quantity PCB as with short lead time .We choose the best material for all our products ,and the quality of our products is excellent and stable . we have certifications :CE UL ISO9001 ...
