两种译法都比较常见，具体的使用可以参考如下双语示例：

甲乙双方共同确认以下人员为本项目双方负责人，负责双方合作期间的日常联络工作，任何一方如需要更换联络人，应及时通知对方:

The Parties confirm that the personnel set forth are their respective project managers, who shall be responsible for day-to-day liaisons during the cooperation between the Parties. In case of any change in the contact person of a Party, such Party shall notify the

other Party in a timely manner.

公司证券事务代表与证券事务专员协助开展公司信息披露工作，及时了解公司在日常经营活动中产生的重大信息，并及时安排发布；

The securities affairs representative and securities affairs officer of the Company assist in the information disclosure activities of the Company, timely understand important information generated by the Company in its daily business activities, and promptly release it;