HotDollars is not a single block chain project or a commercial application, but the integration of a block chain intelligent contract technology set and product set. HotDollars project covers non-centralized IZO intelligent contract fund-raising agreement, embedded non-centralized game open platform, game payment, block chain game product set, wallet. It is a brand-new block chain project business integration. HDS is the only value transfer Token flowing in the HotDollars project set.