SER is a basic public chain that adopts a consensus mechanism that transitions from pow to pos. Seratio code is written in Solidity and JavaScript using Truffle and OpenZeppelin Codebase. SER, a public chain based on intangible value, was launched on July 30, 2018. Seratio blockchain family has issued a series of good community token subprojects to seamlessly connect 17 UN Sustainable Development Goals (SDG) cooperation projects such as poverty eradication and children's education. Currently, 35 good community sub projects have been approved....