Articles 26 to 29 of the Operational Guidelines for the Appropriate System of Financial Futures Investors stipulate that investors' investment experience includes futures trading experience and securities trading experience, and the upper limit of evaluation score is 20 points and 10 points respectively, and the investment experience score is the one with higher two scores. Members of a futures company shall grade the investment experience of investors according to their trading and risk control. Investors shall provide the futures trading settlement sheets for the last three years stamped with the special seal for settlement of relevant futures companies as proof of futures trading experience. Investors should provide the stock statements of the last three years stamped with the special seal of the relevant securities business department as proof of the securities trading experience.