Name:  FR4-PCB
Material/thickness:  1-10 Layers FR4
Line Width/space:  0.1/0.1mm. Min.
Treatment:  Spurts the tin, spurts the tin without the lead, the electronickelling/gold, dodges the gold, the oxidation resistance, sinks the nickel/gold/silver/tin, carbon oil processing
Country of Origin:  china

Name:  FR4-PCB
Material/thickness:  1-10 Layers FR4
Line Width/space:  0.1/0.1mm. Min.
Treatment:  HASL, Lead free HASL, Plating Ni/Au, Flash Gold, OSP, Entek, Immersion Gold/Silver/Tin, Carbon Oil
Country of Origin:  china