Odaily Planet Daily News UniSat announced on the X platform that the BRC-20 inscription service of the Bitcoin extension network Fractal Bitcoin testnet has been officially launched. In order to avoid conflicts with existing assets on the Bitcoin mainnet, the rules of brc-20 on Fractal have been specially customized. -Token code names on this public testnet will be limited to 6 - 12 bytes. Token codes of 4 or 5 characters are not allowed because they are already used on the mainnet. -For brc-20 on Fractal, token code names can contain letters (uppercase and lowercase: az/AZ), numbers (0-9), and underscores (_). A total of 63 different characters are available. -All brc-20 assets on Fractal support fair issuance and self-issuance.