Bros, the app is develope by chinese but the contents you input can be anything
English, chinese, indian and so on even xxx
is LongTV android and can you sidload app.
Samsung smart tv you can installed ott player from the playstore than search for m3u link once setup
you can start watching from your tv without any box

Bros

The first thing to do is installed the app into your tv.

Signup for an account

If you have a m3u playlist in your drive just setup the iptv link to the file

if not the m3u from a link just setup and point to the link

or if you want to share the m3u load it to a server can be free server and point the link to the server
and anyone that have that link can use the same playlist.

Once that is done you are ready to stream those channels in the playlist

Goodluck bros, find the m3u link and you can start enjoying