# Mentougou Market Supervision

Beijing Outcry After Customer Finds Suspected Parasite Eggs on Tuna at Popular Sushi Chain; Regulators Open Probe

A diner in Beijing alleges they found suspected parasite eggs on tuna served at Sushiro, a Japanese conveyor-belt sushi chain; the Mentougou District Market Supervision Bureau has preserved samples and opened an investigation. The result of laboratory testing and the chain's public response will determine regulatory penalties and reputational damage amid heightened consumer scrutiny of raw seafood safety.