During the 2600 years since Zhou Ding's five years, the lower reaches of the Yellow River experienced a great cycle of swinging from north to south and from south to north. There are countless breakthroughs and shifts. Generally speaking, Jin Meng is the apex, and it is the diversion and migration range of the Yellow River on such a large delta as Tianjin in the north and Huaihe River in the south. That's why it's injected into the East China Sea, sometimes into the Bohai Sea!