You shall bear all third party fees in connection with your use of the Services, including but not limited to cellphone data fees and telecommunication service fees.</p> <p>7.3 Where any Services are offered for free, it shall not constitute a representation by DingTalk that the same will continue to be free of charge in the future. DingTalk has the right to inform you of the imposition of fees for such Services and the means of payment via notification on the DingTalk official website or within the Application with seven days’ advance notice.