You can't. Pre-marriage check-ups open roughly the same hours as the Civil Affairs bureau, from Monday to Friday, and couples must be asked to go on an empty stomach. At this time, it is necessary to ask the new people to do the pre-marriage examination within the working day. Therefore, even if you only have time to do the pre-marriage examination on the weekend, you need to take half a day of the time within the working day to conduct the examination.
