Huaan Innovation Fund. Securities are all kinds of economic rights and interests certificates, and also refer to specialized products. It is a legal document used to prove that the holder enjoys certain rights. Mainly including capital security, currency securities and commodity securities. 2001September 1 1 day, the first domestic open-end securities investment fund, Huaan Innovation Fund, was officially issued. A fund is a reserve of funds or a special appropriation for starting, maintaining or developing a cause.