HASHQUARK

Cryptocurrency and digital currency financial exchange services enabling users to participate in the validation of transactions on a blockchain network based on the "proof-of-stake" protocol to secure the blockchain by providing cryptocurrency and digital currency and receiving relevant returns in cryptocurrency and digital currency in relation to such activity; providing trust and [ custody related ] * financial * services, namely, financial custody services, namely, maintaining possession of financial assets for others for financial management purposes, and investment management services of securities, futures and funds