The core Harmony blockchain includes RupiahToken, the stable currency of the Indonesian Rupiah.

On May 15, Ozys, a well-known Korean blockchain technology company, announced that it had become a partner in the HECO ecosystem. It supports DeFi products while improving cross-platform for users. In March of this year, Ozzy launched Klayswap, the first DeFi protocol in the Klaytn ecosystem developed by the blockchain subsidiary of Kakao GoundX, and the DeFi ecosystem in Klaytn. Chain technology Chain tool network Orbit Chain and the AMM Yield Optimization Belt.fi protocol are both developed by Ozys. HECO is a decentralized public channel, with high efficiency and energy saving, based on the performance of the exchange medium, it achieves the compatibility of the smart contract. The main asset of HECO is HT, which is compatible with Ethereum EVM (Environmental Virtual Machine) and adopts HPOS approval mechanism.