In the 20th century,China has two contestations of yes and no,which focus on the problem of how to maintain the old Chinese habitude of festivals after the abolishment.

• 20世纪则明显形成了“废历”与“护历”的两大主张。 这两大主张争论的焦点是如何在废除旧历后,依然保持中华民族的传统节庆习俗。