HSK is the ecosystem token of HashKey Group, designed for use across all HashKey businesses, including global licensed exchanges, investment management, tokenization, and infrastructure services. As an ERC-20 token with a capped supply of one billion (1,000,000,000), HSK serves as the native and gas token for HashKey Chain, a Layer 2 public blockchain. Notably, HSK is not sold through private or public sales for fundraising, ensuring the long-term growth of the ecosystem.