Paragraph 2 of Article 1 of the Interim Measures for the Administration of Futures Investor Protection Funds stipulates that futures exchanges and futures companies shall pay follow-up funds quarterly. The futures exchange shall, within 15 working days after the end of each quarter, pay the guarantee fund that should be paid in the previous quarter, and withhold and remit the guarantee fund that should be paid by the futures company in accordance with the proportion determined in Article 9 of these Measures.