The launch marks ONYX Hospitality Group's strong foothold in the hotel business across Southeast Asia, showcasing its readiness to compete with global brands.BANGKOK, THAILAND - Media OutReach - 7 August 2023 - ONYX Hospitality Group, a prominent management company in Southeast Asia specialising in hotels & resorts, serviced apartments, and luxury residences, continues its ultimate vision to establish itself as "The Best Medium-sized Hospitality Management Company in Southeast Asia." The Group i