sink vanity

Has anyone come across one of these vanity units before? I didn't notice the plinth with the flush on was solid and runs all the way under the sink. I need to access the cistern as I have a leak. I've been In touch with the seller I got it from but they haven't been able to help. I didn't...

Hi all, I’d like to get a vanity cupboard installed under my current sink - if not possible would like to get a new sink with a vanity unit attached… Is this possible with the current set up whereby there’s boxing in work covering the pipe work from I believe the bath and also the sink itself...