Do you know of other similiar businesses in your industry in other areas of NZ, if so reaching out to them to discuss ideas and developments. Ask them about there business and any future tips.
Is there an opportunity to re-locate (talking streets or blocks, small move) or join with another compatable business, so both parties can get some leverage going forward?
Investigate and progress accreditation with ACC.
Other content for your your social media account could be ‘the history’ and development of your science/art, supported with historical photos. Maybe add a sports theme, or get feedback from your account seeking ideas, within reason.