The fund custodian, also known as the fund custodian, is the party responsible for asset custody, transaction supervision, information disclosure, fund settlement and accounting in the operation of securities investment funds according to the requirements of laws and regulations. The fund custodian is the representative of the rights and interests of the fund holder, usually served by a powerful commercial bank or trust and investment company. The fund custodian and the fund manager sign a custody agreement. Perform duties within the scope agreed in the custody agreement and collect certain remuneration.