This free file upload space uses decentralized technology, uploading files to IPFS using the file's hash value (Hash) similar to blockchain technology. Simply put, the files are split into many fragments and dispersed to many places, but this also means that you cannot review, delete or edit the files you uploaded. It supports a single file with a maximum of 10 GB, after uploading the file it will give you a .txt plain text, copy the hash code inside, the other party only needs to enter the code on the download page to download the file.