Export a specific page in wordpress
Go to your admin panel then go to Users > Add New.
Create a new user with username
Exporter
and set the role to Author and save.Change the author of the post or posts that you need to export by selecting them and then clicking edit. Change the author to
Exporter
Go to Tools > Export and choose what type of content you want to export and select the author
Exporter
then click Download Export File. The resulting file contains all the information you need in XML format.Go to the WordPress website where you want to import this information and go to Tools > Import > WordPress.
If you want to copy pages or sites in between a multisite installation, try the plugin NS Cloner in free version:
Install plugin "NS Cloner"
My Sites -> Network Admin -> Sites and put mouse over your sit
Clone
→ an full copy of a site with all pages is made - in my case it was perfect identical