DAD is a new generation of decentralized advertising public chain, dedicated to building a global advertising infrastructure. Make advertising data more open and transparent through blockchain technology; Through the Lightning network, it is possible to make small high-frequency clearing in the advertising field; By means of token economic incentive, all roles in enabling ecology are more active in maintaining the healthy development of ecology. With a mature advertising business model, DAD has attracted the support of OGC, NEO Ecological Fund, DHVC Danhua Capital and other high-quality investment institutions. Currently DAD is a supernode of several top blockchain projects, including Klaytn, Ontology, NEO and VSYS. At the same time, DAD joined the governance board of Klaytn, a top blockchain project led by South Korean Internet giant Kakao, and worked with Kakao, LG Electronics, Celltrion, United Bank of the Philippines and other members of the board to promote the development of the global blockchain ecosystem.