... through hole, BGA, QFP, QFN … ROHS compliant and lead-free process ISO9001 CertificationTurnkey service(PCB manufacture, components procurement and assembly ... .line spaceing0.075mm(3mil)8Surface finish/treatmentHALS/HALS lead free,Chemical tin,Chemical Gold,Immersion gold Inmersion Silver/ ... With UL,CE,FCC,Rohs Approval5) Nitrogen gas reflow soldering technology for SMT.6) High Standard SMT&Solder ...