HAPPY blockchain is an evaluation ecosystem. Every participant, no matter what information they provide or evaluate, can obtain token rewards through contributions and exchange them into Fiat money.HAPPY blockchain uses multiple tokens: HAPPY TOKEN, HAPPY CENT, and HAPPY STATUS.HAPPY CENT can be distributed as a reward token to participants, or converted into HAPPY CENT using HAPPY TOKEN as one of the payment methods on the HAPPY blockchain. Therefore, the more participants contribute or purchase in the market, the higher the demand for HAPPY tokens. HAPPY statuses are a set of indicators that evaluate the contribution and reputation of participants and quantitatively classify them. Use professional economic model to encourage users to obtain and hold HAPPY CENT....