"节气-24节气日历和二十四小组件" is an iPhone application that delves into the traditional Chinese concept of the 24 solar terms, which represent the natural rhythm and establish the specific seasonal changes. With each of the four seasons divided into three months, and each month containing two solar terms, this app aims to bring forth the unique meanings associated with each solar term.

The precise reflection of natural rhythms by the 24 solar terms plays a crucial role in daily life, guiding agricultural activities and encompassing rich folk customs. These terms carry profound cultural significance and historical heritage, constituting an essential part of Chinese culture. The app also offers support for the 24 solar terms and the 12 earthly branches, enabling users to easily check the current solar term and time of the day.