What are the three major industries in Britain?

1. The financial industry is one of the important pillar industries of the British economy, and London is one of the three largest financial centers in the world, with the largest OTC financial derivatives trading market in the world.

2. Tourism is one of the important economic sectors in Britain. In 2008, the total contribution rate of travel and tourism to GDP in Britain was 5.7%.

3. The space industry is the space industry of Britain. Its R&D and manufacturing level are in the forefront in Europe and even the world, with many aerospace enterprises.