... because we are specialized in making flag and banner printing) ,and various colors,Easy to Install.2) Applicable ... banner, Indoor/ Outdoor banner, X banner, Roll Up, Printed Flag, Sticker, Poster, Pop up, Light box, Custom sand Banner, Advertising Banner Graphic Design, etc. for advertising and ... up to 720*1440dpi.→The indoor banner could be kept 3 years, the outdoor banner could be kept 1 year, and ...