NULS is a project in it's early stages of developement, it's very undervalued compared to EOS, NEO etc. Hold this coin for long term. 450% gain is for mid term. I see this coin going x20-x25 in the future.
NULS is a global blockchain open-source project which is a highly customizable modular blockchain infrastructure; it consists of a microkernel and functional modules. NULS provides smart contract, multi-chain mechanism and cross-chain consensus. It aims to break the technical barriers of blockchain, to reduce the cost of development, and to promote the usage of blockchain technology in the commercial field.