Wanna meet Roy Li and Ruff Chain ? Just come to the first stop of Blockchain Festival in Vietnam ！
Click to get more info about Roy Li's speech.
#Ruff #RuffChain #Blockchain #IoT https://medium.com/@ruffchain/...
想认识 Roy Li 和 Ruff Chain 吗？刚来越南区块链节的第一站！
单击以获取有关 Roy Li 演讲的更多信息。