On July 15, 2024, the Ministry of Food and Drug Safety (MFDS) of the Republic of Korea issued an announcement to stop the use of imported livestock products project code "natural casing", change the "natural casing" to "meat casing", and stop the project code used in import declaration [natural casing, C0316050400000000000] from July 22, 2024. Change the declaration to [Meat casing, C0316050500000000000].