Changshan Beiming’s Board of Directors responded to investors’ questions on “The company’s blockchain layout and technical advantages” on the interactive platform. The letter chain is a blockchain jointly released by Tencent, China Netan and Beiming Software as core nodes. . To the letter chain will be committed to ecological construction, in the data preservation, dispute resolution, litigation assistance and other aspects of their own contributions. Beiming Software will contribute cross-chain exchange to the letter chain, zero knowledge proof, and the accumulation of technologies and knowledge related to fragmentation consensus.