The incorporated cities are Alameda, Albany, Berkeley, Dublin, Emeryville, Fremont, Hayward, Livermore, Newark, Oakland, Piedmont, Pleasanton, San Leandro, and Union City. The unincorporated communities are Ashland, Castro Valley, Cherryland, Fairview, San Lorenzo, and Sunol.
The tiger and dragon beautifully symbolize the yin yang (duality) of the universe. These two symbols of the male and female energies of chi energy have very specific meanings and can be used as feng shui cures as well as works of art.
Visually expressed as complementary black and white images within a circle, Yin and Yang represent ancient Chinese ideas that encompass the meaning of all reality. A black dot embedded in the white image and a white dot in the black image add to the cosmological meaning of Yin and Yang.