It’s difficult for small and medium-sized enterprises in supply chain to make financing in an easy，low cost and security way. On the other side，the commercial bill of the core enterprise is difficult to be separated. The blockchain technology （such as distributed ledgers，encryption algorithms，consensus mechanisms，etc.） can solve the problems such as information asymmetry，the failure of credit transmission，and the failure of automatically payment and settlement. Tencent Blockchain cooperate with service providers to utilize blockchain technology to record the issuing，circulating，splitting and redemption of assets，establish a mutual trust mechanism based on the underlying technology，realize the credit penetration of core enterprises to multi-tier suppliers，build inclusive finance and help to energize the real economy.