After a product is protected by geographical indications, the producers within the "range" of its place of origin can use the special marks for geographical indications. Special signs for geographical indications are applicable to geographical indication products that are organized and produced according to relevant standards, management norms or management rules. The local intellectual property management department is responsible for the daily supervision of the use of special signs for geographical indications. For domestic and foreign geographical indication protection products that use special geographical indication signs, a unified social credit code shall be marked at the designated position of the special geographical indication signs.