Royalty under the Contract shall be paid from the ___ month after the date of Effectivessness of the Contract in terms of Calendar Year. The date of settling accounts shall be December 31 of each year.

• 本合同使用费的计算时间从合同生效之日后的第_____个月开始,按日历年度计算,每年的十二月三十一日为使用费的结算日。