The full name of PWT is Public Welfare Token, which uses blockchain technology to turn caring public welfare into a digital asset. Not only can it make public welfare and charitable activities more transparent and credible, but it can also make more people willing to participate in public welfare activities. All public welfare digital assets PWT will be recorded on the public welfare chain, which records the donation amount of public welfare organizations, the flow of funds, transparency, and the record of each person's lifelong helping behavior.Establish a credit mechanism using smart contracts, dynamically evaluate the credit status of donors, third-party charitable organizations, and fundraisers using code rather than a centralized organization, and form dynamic credit values. The public welfare chain will establish credit identity through basic information, public welfare information, arbitration information, and other related information of users throughout the entire chain....