Bian in Song Dynasty refers to there.

Kaifeng was built nearly 3000 years ago. The present Kaifeng City Wall is Kaifeng City in Qing Dynasty and the capital of Henan before liberation. This is the largest existing ancient city wall building in Henan Province and the famous Zhongzhou ancient city in China. It is the second largest ancient city wall building in China after Nanjing City Wall. According to legend, Bi, the son of more than 2,000 years ago, built a city here. The name "Kaifengfu" began in the Spring and Autumn Period and was named after Zheng Zhuanggong's intention to "open the border". During the Warring States Period, Wei Huiwang moved its capital here and named it "Girder". The capital of Liang Taizu in the Five Dynasties was Kaifeng, which was renamed as the "East Capital". The later Han Dynasty, the later Zhou Dynasty and the Northern Song Dynasty were all called "Kaifeng Prefecture in Tokyo". After the Jin Dynasty destroyed the Northern Song Dynasty, Tokyo was changed to "Bianjing". During the Yuan and Ming Dynasties, Kaifeng was also called "Bianliang" and "Beijing". Therefore, Kaifeng is called the Seven Dynasties.

Kaifeng, located in the east of central Henan Province, is the tip of the alluvial fan plain of the Yellow River. Shangqiu in the east, Zhengzhou, the provincial capital in the west, Xuchang and Zhoukou in the south, the Yellow River in the north and Zhongyuan Oilfield across the river. The total area is 6444 square kilometers, including 362 square kilometers in the urban area.

As early as the early Neolithic Age, there were human activities in Kaifeng area. In Xia dynasty (from 2nd1century BC to 6th century BC), the seventh emperor of Xia moved the capital to Laoqiu (about 22km east of Kaifeng today) and reached 12 Yin, which lasted about 157 years. During the Spring and Autumn Period, from 743 BC to 70 BC1year, Zheng Zhuanggong built the "Kaifeng" city in Gucheng Village, Zhuxian Town, south of Kaifeng City. During the Warring States Period, in 364 BC, the capital was moved from Anyi, Shaanxi Province, and was established in Kaifeng City, with the title of Liang. In 225 BC, Qin destroyed Wei, established Dang County, and established Junyi (Daliang) and Kaifeng counties. In the first year of Han Jing (BC 156), in order to avoid Liu Qizhi of Han Jing, Kaifeng County was changed to Kaifeng County. The Eastern Wei Dynasty set up Liangzhou in Kaifeng. After the Northern Zhou Dynasty destroyed the Northern Qi Dynasty, Liangzhou was changed to Bianzhou. In 7 12 AD, Kaifeng County was transferred to Bianzhou City, with the same profile as Junyi County. In 907, Kaifeng was the capital of Hou Liang, and Bianzhou was promoted to Kaifeng, which was called the East Capital. Kaifeng, the capital of Houjin, Houhan and Houzhou, was established one after another. In 938 AD, Kaifeng was called Tokyo. In 960 AD, Zhao Kuangyin, the general of the later Zhou Dynasty, launched a mutiny in Chen Qiao, made Kaifeng its capital, and established the Northern Song Dynasty. During the Northern Song Dynasty, the population was 1.5 million. Kaifeng was not only the domestic economic, political and cultural center, but also the international metropolis of "Xian Tong of all nations". 1 126 Jin captured Kaifeng and changed it to Bianjing. A.D. 12 14 Jin Dynasty moved its capital to Kaifeng. In the 28th year of Yuan Dynasty (129 1 year), Kaifeng, Henan Province was established. In the 11th year of Hongwu in Ming Dynasty (1378), Zhu Yuanzhang appointed the fifth son Judy as the king of Kaifeng. Kaifeng's economy was prosperous in the Ming Dynasty, and it was known as "the thoroughfare of eight provinces" and "the potential is like two capitals". In 1642, Li Zicheng attacked Kaifeng, the Ming army opened the Yellow River, and Kaifeng city was destroyed. There are 370,000 people in the city, leaving only 30,000 people. Kaifeng was established in the Qing Dynasty and became a commercial port in the late Qing Dynasty. With the rise of national capital industry, factories such as machinery, weapons, flour, matches and tobacco have been established one after another. During the Republic of China, Kaifeng was the capital of Henan.

19481Kaifeng was liberated on October 24th. In the same year1October 6, the People's Democratic Municipal Government of Kaifeng Special City was established, 165438, and it was renamed Kaifeng People's Democratic Municipal Government on February 23, 65438. Kaifeng was the capital of Henan in the early days of the People's Republic of China. 1954 10 in June, the provincial capital moved to Zhengzhou, and Kaifeng was the provincial capital city. 1982, Kaifeng was first named as a "historical and cultural city" by the State Council. Kaifeng has a long history, with many famous people, such as Cai Yong, Cai Mo, Ruan Ji, Zhong Sicheng and Wang. It is low-lying and has many lakes. Known as the "Northern Water City", there are many places of interest, among which the iron tower, Long Ting, Suoguo Temple, Fanta, Yanqing Temple, Yuwangtai, Baogong Temple and Yuefei Temple in Zhuxian Town are the most famous.

Kaifeng is located in the eastern Henan plain, south wing of alluvial fan in the lower reaches of the Yellow River. It belongs to the continental monsoon climate of warm temperate zone, with four distinct seasons, abundant sunshine, mild climate and moderate rainfall. The annual average temperature is 14.24℃- 14.50℃, the frost-free period is 2 13-2 15 days, the annual average rainfall is 670 mm, and the forest coverage rate is higher than the national average. The best time to visit Kaifeng is September and June, and 65438+1October. At this time, the weather is mild and the precipitation is moderate, and you can also enjoy the blooming chrysanthemums.