Lantern Festival has a history of more than 2 000 years. It started in West Han Dynasty when emperor gave orders that all people light lamps at that nightto show respect to Buddha. Since then the festival soon popularized. In Tang and Song Dynasties,lantern display continues for 5 consecutivenights,starting from 13th to 17th of the first lunar month. In Qing Dynasty, the festival became even more recognized,as lanterns displayed from 8th to17th—a 10 consecutive nights, the longest time in history. Today, in city parks or in the open squares,various kinds of lanterns are highly hung and displayed, and palace lantern, running horse lantern，flower-and-plant lantern，etc. have added to the bright night and attracted many people who rarely come out at night.