After the establishment of the fund company, the main task is the issuance and management of the fund. Fund management business refers to the investment and operation of fund assets by fund management companies according to their professional investment knowledge and experience, which is the most basic business of fund management companies. As a fund manager, the most important duty of a fund management company is to organize investment professionals, formulate the portfolio strategy of fund assets, select investment targets and decide the investment opportunity, quantity and price according to the provisions of the fund contract or fund articles of association.