People here will also rely on flowers and plants to clean the air. Ancient people's minds, although there is no high-tech invention, but there are still many ways.
In fact, what Guan Yu sees is now the Grand Prince's Palace, which was not the case before. Because before the Emperor, he didn't care what the place he lived in was like. Although the Emperor gave him such a huge palace, the place was very big, but the decoration was very awkward.
The most important point is that besides so many salaries, the great emperor has no income and can not be seen and rewarded by the emperor, so he can...