YLchina (DYLC) is high-quality block-chain assets authorized and launched by the First Travelling Net (Denmark Coex Company). The First Travelling Net is devoted to providing low-cost, highly-transparent and highly-efficient business trip management services to global middle and small-sized enterprises, departments governed by district-level and county-level governments as well as public institutions through construction of professionalization, branding and networking. Besides, it strives to establish a cloud platform based on the development of block-chain technology and containing multiple chain combinations, including tem building, incentive travel, meeting training, guide service, special local products, etc. for business trip clients from enterprises and all the merchants.