Dipper seven stars array arrangement made of straw shoes seven heavenly and earthly two beads of dzi beads represent?

The philosophical idea of the harmony of yin and yang and the unity of mankind. Dipper seven stars array arrangement of straw shoes is a traditional Chinese folk handicrafts, seven days and two beads of the dzi bead represents the harmony of yin and yang, the philosophical thinking of the unity of man and nature. Among them, the heavenly bead represents heaven, the earthly bead represents earth, and the seven stars represent the seven stars of the Big Dipper, symbolizing the harmony and unity between heaven and earth.