What is the Polkadot parachain, what are its uses, and how to bid for slots

Known as the "Ethereum Killer", the Polkadot blockchain has continued to move this year. First, the main network was officially launched, and then the token DOT was split.

Founder of Polkadot Gavin Wood Said that the Polkadot parachain is expected to be launched by the end of the year or early next year.

So what exactly is Polkadot’s parachain and what is its use? How to bid on slots? This video will explain them one by one.

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