What does it mean to do needles 24 hours a day on a watch? What's the role?

Design method and composition scheme of 24-hour needle making indicator clock. It is a kind of pointer indicating clock that changes the traditional clock from two turns to one day. The traditional composition of date, week and time is changed to date, week, four seasons, December, 24 solar terms, ecliptic, the angle and intensity of the sun shining on the ground, the revolution of the earth and the setting of the sun when the earth rotates. Attached drawing: thick and short hands; Thick and long needle-minute hand; Fine needle-second hand; Small sphere-the sun or the earth; Large sphere-the earth or the sun; 1-24 hours or solar terms.