BICAC is a distributed credit ecology based on value network, which pertinently applies blockchain technology system to all kinds of business trust scenarios. BICAC can effectively provide customized credit solutions for all kinds of industries existing in the real world and virtual space, relying on high-performance public ownership chain, cross-chain integrated credit system, modular business structure and certificate economy system, reshaping social credit with decentralized value network, and serving the overall situation of the development of human civilization.