Shengtuolini (Santorini) it is to be in southeast Greek mainland on the Aegean of 200 kilometers the insular link that forms by a flock of volcano, shengtuolini's biggest on insular annulus island also calls Shengtuolini the island, alias stannum pulls an island (Thira) . The island is located in Shengtuolini Jikelazesi of archipelago most Na Duan, islands area is 96 square kilometer, coasting grows 69 kilometers, population makes an appointment with 14000 more than person, it is more Greek. Shengtuolini does not have brook on the island, accordingly fountainhead is in short supply. Till 20 centuries 90 time, the dweller on the island basically relies on to collect with water fall to be imported from other place even to water of the rainwater of roof and courtyard, springlet.