1. Enlightened and compatible cultural policy: On the basis of highly developed economy, the Sui and Tang governments, especially the rulers of the Tang Dynasty, advocated imperial examinations, vigorously set up schools, broke through various restrictions on family background in selecting talents, constantly increased examination subjects and expanded the scope of assessment.

2. Frequent cultural exchanges: During the period from the Three Kingdoms to the Sui Dynasty, the opening of the canal promoted smooth traffic and maintained close relations with ethnic minority regimes in border areas, thus promoting frequent economic and cultural exchanges between the two sides.

Cultural development

During the Sui and Tang Dynasties, architecture, block printing, astronomy and medicine were all in the leading position in the world. Prosperity of philosophy, history and religion; Literature and art shine forever; Sports activities are also unprecedentedly active.

The culture of the Three Kingdoms has far-reaching influence, which has promoted the development of Asian civilization and the pace of western civilization, and is the origin of the "Chinese cultural circle", while the culture of the Tang Dynasty has left a huge and indelible footprint in world history.