1. Blue Dragon 、white tiger、 Suzaku、 Xuanwu is Chinese ancientsquare .
Guardian beast one also refers to twenty-eightstars in the East Star：
Night symbolizes the quadrupole is known as "the God of the Quartet" also known as the"four".
Representing God of the Quartet: dragon, white tiger Jian Jun Meng chapter God of God, light que LingBing, hold Ming emperor Xuanwu emperor.
2.The emperor Dong Qinglong of West tiger Nan Zhuque Kita Xuanwu.
The range is east left dragon, white tiger range isrepresentative of the spring; West right, representativeautumn; rosefinch range is south before the summer,representative; Xuanwu orientation is the north, on behalf of the winter.