CHINA-HEADQUARTERED HNA Group, part owner in travel brands Hilton Worldwide and Grand China Air, has hailed 2020 as a "decisive year" in its ongoing fight against liquidity problems.The above snippet is the first part of an article sent to subscribers in Travel Daily's issue from 03 Jan 20 To see the full story, see the embedded issue below or CLICK HERE to download Travel Daily from 03 Jan 20