The thegentlemen ransomware group listed Dang Invest Group on its data leak site on 2026-09-15. Country: VN Sector: Financial Services Domains named: danginvestgroup.com Claim as published on the leak site: danginvestgroup.com Dang Invest Group zech family restaurant group from Ostrava, founded in 1998 by Vietnamese immigrants — the force behind the country's biggest Asian fast-food network: brands GUTY ("Taste of Modern Asia" — bánh mì, bao, rice bowls), Multifood (the original, 1998), Rakki Sushi, Tuk Tuk and Amart cafés, running 70+ company-owned outlets across Czechia, Slovakia and Germany, mostly on shopping-mall food courts, with a central kitchen and no franchise/PE money. The Vietnamese-diaspora ladder: one stall in 1998 → mall standard in the 2000s → sub-brands in the 2010s → three countries in the 2020s, with the GUTY trademark registered at EUIPO/UKIPO for future European expansion.