Plum, orchid, bamboo and chrysanthemum have become the symbols of Chinese people's feelings and aspirations. They are also the most common themes in object chanting poetry and literati painting. It is rooted in the fascination of this aesthetic personality realm. They are also common themes in object chanting poetry and artists' calligraphy and painting. They are known as the four gentlemen in flowers. The four gentlemen are not illustrious names. They have their own characteristics: Mei: explore the proud snow, cut the snow and cut the ice, be proud, and be a noble man with lofty ideals; LAN: empty valley and secluded, solitary and self appreciating, fragrant, elegant and pleasant, is for the virtuous in the world; Bamboo: sifting the wind and making the moon, natural and unrestrained life, elegant and plain, is a modest gentleman; Chrysanthemum: Ling Shuang is elegant, independent and does not tend to be inflamed. He is a hermit in the world.