... 4.OEM Service 5.Own Factory SL003 "No Smoking" Metal Sign Board Samples:1. Model No: SL003 2. Type: Stainless Steel Plate ... black/colour coated, silk printing, pressed painting, laser for the signs or letters 6. Surface treatment: stainless steel passivated7. ... Applies to: hotel, bus, school, restaurant, etc.The Materials, Sizes & Finishes can be customized to fit your requests ...