Schools are organizations that carry out systematic education activities in a planned and organized way. The name originated in the Republic of China. The Western Zhou Dynasty called the school "Biyong", where a few slave owners and nobles studied. In ancient times, schools were called Yao, Xu, Xue, Xiao and Shu. At the beginning, it was not all specialized educational institutions, but also a place to learn to support the elderly. During the Western Han Dynasty, schools were divided into central schools and local schools. Central school is the highest institution of learning in this country, which is equivalent to today's universities. -General knowledge education.