Kaifeng, referred to as "Bian", was called Bianzhou, Bianliang and Bianjing in ancient times.
It is a prefecture-level city in Henan Province and one of the central cities in the core area of China's Central Plains Urban Agglomeration approved by the State Council.
是河南省地级市，国务院批复确定的中国中原城市群核心区的中心城市之一。
Kaifeng is located in central China, the east of Henan Province, the hinterland of the Central Plains, the shore of the Yellow River, and adjacent to Zhengzhou in the west.
开封地处中国华中地区、河南东部、中原腹地、黄河之滨，西与郑州毗邻。
It is one of the first national historical and cultural cities with a history of more than 4,100 years.
是首批国家历史文化名城，迄今已有4100余年的建城史和建都史。
There was the Xia Dynasty and the Warring States Period of Wei.
During the Five Dynasties, the Later Liang, Later Jin, Later Han, Later Zhou, Song and Jin established their capitals here, which is known as the ancient capital of the Eight Dynasties.
五代时期的后梁、后晋、后汉、后周，宋朝，金朝等在此定都，素有八朝古都之称。
Kaifeng is the only capital city in the world whose central axis has never changed. The ruins of the city are rare in the world archaeological history and capital history.
开封是世界上唯一一座城市中轴线从未变动的都城，城摞城遗址在世界考古史和都城史上少有。
Tokyo, the capital of the Song Dynasty, was the largest city in the world at that time.
宋朝都城东京城是当时世界第一大城市，是清明上河图的创作地。
Henan Opera, the largest local opera in China, originated here. There are 8 national 5A and 4A level tourist attractions and 19 national key cultural relic protection units.
中国第一大地方剧种豫剧发源于此，拥有国家5A、4A级旅游景区8家，全国重点文物保护单位19处。
开封地形地貌
开封地处中原腹地，地势平坦、土壤肥沃，多为粘土、壤土和沙土，适宜各类农作物种植。开封境域内，因黄河泥沙淤积使黄河河床不断抬高，形成了河高于城的“地上悬河”。
开封地下则因历次黄河水患使开封数座古都城、府州城池深深埋于地面之下3米至12米处，上下叠压着6座城池，其中包括3座都城、2座省城及1座州城，构成了罕见的景观。
以上内容参考 百度百科-开封
