Seasonal treasures used four kinds of plants as a design theme to convey four seasons with four powers. These plants are "peony in Spring, bamboo in Summer, chrysanthemum in Autumn, and plum in Winter" that represented respectively "influence, growth, self-control and vitality". They are the four kinds of wisdom and power, of the essence of the overall human life. Spent in comfort and cheer seasonal treasures (set of 4 pieces) four seasons, four forms of endearment, four carefree manifestations. We do not need a reason to meet, invite happiness with a drink.