BHP(Blockchain of Hash Power)is a public chain which is the world's first decentralized digital asset interaction network based on bitcoin hash power credit. By using Bitcoin hash power as a broad agree digital asset value exchange intermediary, smart contracts are used in BHP network to realize the trusted and free interaction and circulation of digital assets and real world’s assets.
DDK is a community platform that aims to create economic opportunities through the development of blockchain solutions. Since 2015, the DDK community claims to have contributed to a number of blockchain platforms.The DDK platform uses the Delegated Proof of Stake (DPoS) mechanism within its core. According to DDK, one of the advantages of a DPoS blockchain is that it depends on community members to participate in the maintenance and security of the platform so that each member’s participation provides benefit for all.