Suggest York. First of all, York's business is very famous in Britain. It is said that Warwick, which is famous for its business, only thinks that York has certain competitive strength, and even Niu Jian is disdainful. Second, Nan 'an is a small port, and it is not close to London. It takes two or three hours by coach. York itself is already a small town, with a very complete ancient city, close to the lake area and beautiful scenery. It takes one hour to drive to Manchester City and three or four hours to London. The traffic is very developed. Third, financial mathematics has a wide range of applications and easy employment; Overall planning is a very theoretical and boring major, and its theory is outdated, so it is not widely used in modern financial industry.