Speaking at an online – meeting to review the sector's performance

[anhnha]

Speaking at an online – meeting to review the sector's performance in the first nine months and set tasks for the last three, Hoang said industrial production for the whole year is expected to increase by 14 per cent, higher than the Government's 12 per cent target.
More:Industrial sector urged to surpass year's target - Economy - VietNam News
Is a dash after online a mistake?

 

[5jj]

Yes. The writer probably intended a hyphen, online-meeting, but that is unnecessary.