農曆
The traditional Chinese calendar (officially known as the Agricultural Calendar [], Former Calendar [], Traditional Calendar [] or Yin Calendar []), is a lunisolar calendar which reckons years, months and days according to astronomical phenomena. In China it is defined by the Chinese national standard GB/T 33661–2017, "Calculation and promulgation of the Chinese calendar", issued by the Standardisation Administration of China on May 12, 2017.