London's nickname is Fog City. Due to the influence of the North Atlantic warm current and westerly belt, it belongs to a temperate maritime climate, which often leads to fog and humidity in downtown London, so there is another name called Fog City. London is the capital of the United Kingdom of Great Britain and Northern Ireland and the largest financial center in the world. It is also called "Newland Port" with new york and Hongkong.

London is the political, economic, cultural and financial center of Britain and the city with the most museums, libraries and gymnasiums in the world. London is a leading world-class city. It is one of the richest, most developed, most prosperous and highest living standards cities in the world. It affects the whole world in politics, economy, culture, education, science and technology, finance, commerce, sports, media and fashion, and is a model of globalization.

London is the largest financial center in the world, controlling 45% of the world's foreign exchange transactions and the pricing power of commodities such as gold, silver and crude oil. It is also the largest banking, insurance, futures and shipping center in the world.