Polkadot world "Polkadot Cross World" card slot auction platform was born

A trend in the Polkadot ecosystem, "DOT Parachain Card Slot Auction", has attracted communities from all walks of life to participate in it effectively. The five main network validators in Polkadot jointly launched the Polkadot world card slot auction platform to give parachains Provide a fast and effective development platform, committed to better promoting the ecological construction of Polkadot!