Shortage of fresh water resources is a major problem that human has been faced, especially in some remote mountains and islands where were lack of electricity. Solar desalination technology is an effective method to satisfy the need for drinkable water resources in some regions which are far away from cities or short of power, like islands and villages near the sea. In order to have a progress in developing this technology there are some critical issues should be focused on, like the materials should be inexpensive, the technology should be easy-to-applied, and devices should be able to run without too much maintenance and keep the stable supply of fresh water for local resident.