The ancient town of Zhang 'an is located on the north bank of Jiaojiang River on the southeast coast of Zhejiang Province. Xia, Shang and Zhou belong to Yangzhou, which is the land of Ouyue. After Thailand's reunification, it belongs to Minzhong County. In the second year of Emperor Zhao of the Han Dynasty (85 BC), Zhang Yu 'an was established in Huipu County, which belonged to Huiji County. In the past, Jin 'ao Mountain was inserted in front of the ancient city, and Duntou Mountain was inserted later. Changjiayu Mountain was among them. The HP area is backed by Jiaojiang River, with beautiful scenery and outstanding people. Sun Fen, the third son of Sun Quan; Chu Xiang, a famous minister in Jin Dynasty; celebrities in Southern Song Dynasty; Cheng Gongxiang; Wen Tianxiang; Chen Qiqing; Li Qingzhao; Yu Yan in Yuan Dynasty; Qi Jiguang in Ming Dynasty; Qi Zhaonan, a geographer in Qing Dynasty; Ye Sunniang, etc. They are all officials or officials, and even Zhang An in the north of the city is old. In the 4th year of Jian Yan in the Southern Song Dynasty (1 130), Song Gaozong took refuge in the floating sea, abandoned Mingzhou (now Ningbo) and went to Wenzhou. On the second day of the first month, I sailed at the end of Jin 'ao Mountain in Oyster Beach outside Taizhou Bay. On the morning of the third day, local officials such as Chao, He Changshi, the secretariat of Taizhou, appeared in court accompanied by Fan Zongyin, the prime minister and political participant. On the 18th day of the first month, Zhao Gou left Zhang An for Wenzhou. Zhao Gou once climbed Mount Jin 'ao for amusement and wrote a poem "Against Tide": "The blue sky is low, the waves are rough, and there is no cloud to see jade in Wan Li. If I don't stay in the pavilion for one more night, Poseidon will let me see Jin Ao. " . Wen Tianxiang escaped from Yuan Ying via Jiaojiang River and climbed Jin 'ao Mountain. He cried and worshipped the feet of Emperor Gaozong, and wrote a poem "Entering East Zhejiang" with emotion: "Bad luck lasts for a hundred days, but there are dozens of crises. When you are alone, you will pay a feather. Desert and Changhuai Road are huge waves. In shock, I heard Jin Ao. " Zhang 'an is also the location of "Dongye" which is quite controversial in the history circle of our country. According to legend, the Spring and Autumn Period was the place where Yue State smelted bronzes, which was famous for being located in the southeast of Huiji. Around the ruins of the ancient city, there are criss-crossing buildings. On both sides of the Pujiang River, there are bricks of the Han and Jin Dynasties, celadon of the Six Dynasties, and ruins of braised clods, rubble and ashes. Over the years, official seals and private seals of historical relics such as "Buqujiang Seal", "Military Fake Sima", gold, silver, copper, iron, stone, porcelain and jade have been unearthed. There are many celadon kilns in Xikou Township in the upper reaches of Puhe River (Xikou and Yongquan kilns are key cultural relics protection units in Zhejiang Province). During the Six Dynasties, large-scale brick-room ancient tombs were everywhere, including the place where Master Zhang 'an became a monk in the Southern Dynasties, the bronze smelting site at the foot of Jiuzi Mountain near Zilin Lake, and the site from Zhang 'an, an ancient post road in Han and Jin Dynasties, to Hengxi Station in Yiling, Ningbo. Jin 'ao Mountain, which faces the river in the south of the town, has the original Xiangfu Hall (also known as Shanji Garden) of the emperor's throne, Ninggaozong's holiday resort in China, painting pavilions and other old Xiangfu Gardens, and so on. Scholars of past dynasties have written many poems. In the east of the back hill of Jin 'ao Mountain, there is also a gold-soaking cave. Tai Buhua, a great calligrapher in Yuan Dynasty, wrote the name of this cave with seal script. In the Southern Song Dynasty, Guanlan Academy, the northern foot of the boundary, and Kejie Xiaofang where Shidun gave lectures (18 17) and other places of interest.