According to Article 8 of the Operational Guidelines for the Suitability System of Financial Futures Investors, members of futures companies shall test investors according to the examination papers uniformly compiled by the Exchange. Examination papers and answers are uniformly distributed to members of futures companies through the exchange system. Article 9 A member customer developer of a futures company shall not concurrently serve as an account opening knowledge tester. Article 11 A member of a futures company may not apply for opening a trading code for an investor whose test score is less than 80. Article 12 Members of futures companies shall strengthen the training and guidance for investors. For investors who fail the test, members of the futures company may organize them to participate in the test after continuing training.