Complete OEM assembly. Handle all customers' needs for PCB assembly. Small order quantity accepted. According to customer's ... process2 layersPCB assemblySolder mask: wet green paint, dry green paint, and UV paintBase material: FR-4, 94vo, CEM-1, CEM ... gold (tin, silver), OSP, selective immersion gold and gold plating PCB Assembly and Production Services for Single Side Double Side or Multilayer ...