Required. MASHIMARO, a hooligan rabbit, was born in South Korea in 1999. It is a cartoon character created by Mr. Kim Jae-in of South Korea. However, the cow rabbit slippers are just a brand with a homophonic sound of the hooligan rabbit, but they still need authorization. You need to go to the Trademark Office and apply for a trademark. Only after the application is applied will it be sold on Douyin. You cannot list it on the shelves without authorization to avoid unnecessary losses.