Ngo-2020 I-Bakery China E-Shanghai, amakhasimende azwakalise intshisekelo eqinile kubuchwepheshe obuphambili bemishini yokusika ukudla ye-ultrasonic, futhi umphumela wawumangalisa. Amakhadi ebhizinisi angaphezu kuka-200 ashintshiwe ngaso leso sikhathi, futhi amakhasimende amaningi asayina izinkontileka ngokuqondile.
