Salted duck eggs have the functions of nourishing yin and clearing lung, preserved eggs have the functions of nourishing yin and clearing lung, nourishing blood, moistening lung and beautifying skin. Tofu has the functions of invigorating qi, widening middle energizer, promoting salivation, moistening dryness, clearing away heat and toxic materials, balancing spleen and stomach, and resisting cancer. Cucumber has the effects of clearing away heat and promoting diuresis, detoxicating, diminishing inflammation, relaxing bowels and beauty beauty.