Why did Qin Shi Huangdi go to all the trouble and expense of making them?
秦始皇为何煞费苦心不计成本地制作它们呢?
世界史 Crash Course
As you can imagine, the making of that particular omelette required the cracking of quite a few eggs, and the great Qin emperor Qin Shi Huangdi and his descendants developed a reputation for brutality that was justified.