Which is a better option Hot Dip Galvanizing or Zinc Rich Primers for surface protection

Hot-dip galvanizing is a process of applying a protective zinc coating by dipping product in a bath of molten zinc. ... Zinc plating or electroplating is a process where zinc is applied by using a current of electricity. It is a thinner coating than hot dip galvanizing making it unsuitable for outdoor applications. For more information http://www.galvanizers.co.in/blog/which-is-a-better-option-hot-dip-galvanizing-or-zinc-rich-primers-for-surface-protection/