Blockchain technology, as a technology in the emerging field, is rapidly evolving in the way of subverting traditional models or transforming human life needs, and the world has accelerated into the “blockchain 3.0 era”. The application of blockchain technology has attracted much attention. LcsChain is committed to building a global automotive aftermarket industry public chain and building a distributed shared value ecosystem for the global automotive aftermarket industry. It connects global auto repair and maintenance stores, 4S stores, auto dealers, auto parts and resource providers and auto brand manufacturers (advertisers), oil products, new energy power suppliers, covering hundreds of millions of car owners and car practitioners. Through the system built on the underlying LCS public chain, "smart hardware system" (offline) and "DAPP" (online), open, comprehensive automotive industry value sharing.