Legal analysis: Qualified foreign investors mean financial institutions established with the approval of relevant financial regulatory authorities, including securities companies, fund management companies and their subsidiaries, futures companies, commercial banks, insurance companies and trust companies, and private fund managers registered in asset management association of china.

legal basis: article 6 of the regulations on the administration of foreign exchange for domestic securities investment by qualified foreign institutional investors, when applying for investment quota, opening foreign exchange accounts and RMB special accounts, qualified investors shall provide the following materials to the state administration of foreign exchange:

(1) written applications submitted by custodians and qualified investors, including: basic information of qualified investors, explanation of sources of funds and investment plans, commitment letter of qualified investors not to withdraw funds during the lock-up period, etc.

(2) A copy of the Securities Investment Business License for Qualified Foreign Institutional Investors issued by China Securities Regulatory Commission (hereinafter referred to as CSRC);

(3) a notarized power of attorney from the QFII to the custodian;

(4) Other materials required by the State Administration of Foreign Exchange.

when a qualified investor applies for increasing the investment quota, in addition to the materials mentioned in items (1) and (4) above, it is also required to provide the Foreign Exchange Registration Certificate of Qualified Foreign Institutional Investors (hereinafter referred to as the Foreign Exchange Registration Certificate) and a description of the investment of the existing investment quota in China, including asset allocation and changes, investment gains and losses, compliance performance and average turnover rate of stock transactions.