Investment does not mean financial investment, but infrastructure investment, which belongs to the School of Public Economics and Management. Investment studies cultivate people who have a solid theoretical foundation of investment management, the ability to analyze and manage investment projects, and can engage in multi-field investment economy and management.
I suggest you go to Finance College, you will have more chances to find a good job. Financial engineering is a department of securities and futures, which may meet your requirements. But in fact, the majors of financial colleges are similar, and the employment is much better than that of public management colleges.