cryptomall authentication system

"Blockchain x microchip appraisal platform" adopts " Multi-sig authentication"."Multi-sig authentication" is a function that allows you to view product informationand transaction history for the first time by loading two or more microchips.For example, if it is a high-end brand product, you can access the "Blockchain x Microchip Appraisal Platform" by reading the microchips of both the product itself and the included guarantee card.In other words, it has both personal information protection and authenticity.