QKC is the native cryptocurrency of QuarkChain, a blockchain platform that aims to provide high scalability and security. QuarkChain utilizes a two-layered blockchain architecture to support high transaction throughput and enable parallel processing. The QKC token plays a crucial role within the QuarkChain ecosystem, serving as a means of exchange, a governance token, and an incentive mechanism. By utilizing QKC tokens, users can access services within the QuarkChain network, participate in governance, and potentially earn rewards."