Yanzhou, known as Changyi in ancient times, has been the seat of county, state and government in historical changes, and is the political, economic, cultural and military center of one side. Known as "trust, Shang Xian, compatibility, kindness" fine humanistic tradition.
Yanzhou's word "Yanzhou" comes from Yanshui. Yanshui, also known as Jishui, originated from Wu Wang in Jiyuan County, Henan Province. The Yellow River and the north of the Yellow River are two parts of water. Later, due to the change of water system, there was no water south of the Yellow River. "Jiao" written by Yan Shuigu.
Yanzhou's example:
1. Bring disaster to the country and people: If Yanzhou changed last year, western newspapers accused the ministers of Xinjiang that it was a disaster to the country and people, and there was not enough meat for dogs.
2. Yanzhou, Lindong and Nantong high sulfur coals were treated with dilute alkali and dilute hydrochloric acid, and the desulfurization effect and mechanism were studied, and the demineralization effect was also investigated.
3. They not only had strong clan power in Yanzhou, but also influenced the political situation of Xuanwu Emperor.