They commissioned and funded art and their work
Yes, Shi Huangdi brought an end to the period of Warring States and created a unified China, both culturally and politically. Shi Huangdi may have unified the area politically and socially with legalist policies and standardization, but he did so by destroying culture using oppressive tactics.
Learn to trade with other cultures and regions and end sufficient autocracy that was the need for them to grow more. <span />