China gossip, east, west, north and south provinces and cities.

China Eight Diagrams correspond to several cities in the east, west, north and south respectively.

East to Jiangsu, Shandong and Shanghai; West to Sichuan, Tibet and Qinghai; Inner Mongolia and Ningxia in the north and Guangdong, Guangxi and Hong Kong in the south.

Shake the hexagrams in the east, change the hexagrams in the west, leave the hexagrams in the south and read the hexagrams in the north.