OEM Network A/C Controller 1. Approval: ISO9001:2008 2 ... in 4 hours 4. Quotation in 3 days OEM Network A/C ControllerCircuit board assembly fabrication:One-stop pcb ... 4,CEM-1,CEM-3,Hight TG,FR4 Halogen Free,3Board thickness0.2mm-3.5mm4Max panel size630mm*520mm5Min. ... line spaceing0.075mm(3mil)8Surface finish/treatmentHASL/HASL lead free,Chemical tin,Chemical Gold,Immersion gold Inmersion Silver/Gold ...