RChain is a blockchain project that aims to implement a scalable blockchain architecture that will allow applications built on RChain to scale to the level of large scale applications such as Facebook and Visa.
The project is managed by RChain Cooperative which is a decentralized organization within which members can vote on policies such as whether to hold an ICO or not. The project also has a for-profit arm to it — RChain Holdings. RChain Holdings is a company which aims to support and drive the adoption of RChain by nurturing startups and by providing consulting services.
RHOC is an ERC20 token that is currently trading on some exchanges such as EtherDelta.