Today's Fujian is the most famous city in Xiamen and Fuzhou. Almost no one will notice that there is a small town called Jianye in northern Fujian. With an area of 4,233 square kilometers, it is the largest county-level city in Fujian Province and one of the earliest cities in Fujian Province. It has a history of more than 1,800 years. Architect has always been the political center of northern Fujian, the seat of Jianning House and Jianzhou Prefecture. The origin of the name of Fujian Province is taken from the first words of Fuzhou and Jianzhou. Fuzhou still exists. The name Jianzhou has disappeared. The first year of Jian'an in the Eastern Han Dynasty (196 years), Jian'an County was set up as the initial stage of Jianye as a county-level administrative unit. In February of the 8th year of Tianfu (943), Wang Yanzheng was the emperor in Jianzhou, and the country was Da Yin. The capital was set up in Jianye. However, this regime has only ended in just three years. The ancient building has "36 chessboard streets, 72 Jingwei Lanes", one of which is located in the old town of Iron Well, which is about 4 meters wide, 1800 years ago It is the city center of Jianye. There is a Shangshujing in the Ming Dynasty in the Iron Well Bar, which is still in good condition. is different from the noise of the car on the side of the street. It is very quiet when you walk into the alley. There are no motor vehicles, old houses abound, wooden doors and windows are full of years, and the carvings are still beautiful. There are also the deep house compound of the ancient Fu Jia merchants such as Fenggang Villa on the alleys of the h/Hh/Ishun Bar.