Where is the splendid ancient culture of China?

Culture is colorful. For example, a hundred schools of thought contended during the Spring and Autumn Period and the Warring States Period, and the academic atmosphere was rich, which laid the foundation for the development of feudal society in the future. The name "Han nationality" was known because of the prosperity of the Han dynasty ~! The Tang Dynasty was the heyday of the feudal dynasty, and its inclusive style attracted many envoys from neighboring countries to the Tang Dynasty. There are many portraits of foreigners in Dunhuang Mogao grottoes ~