Shuang Liang (Lex) is an enthusiast for new technologies. He has been a researcher, developer in network security, Internet of Things (IoT) and blockchain. Lex graduated with Master's degree in 2016. He has published several academic papers about mobile system (Android) security and internet of things during his time in school. And he started researching about Bitcoin and the later blockchain technologies from 2015. Along pursuing his degree, Lex also finished two internships. One is with Interdigital Communications that he implemented the CoAP (Constrained Application Protocol) on IoT devices and presented with a smart home environment control PoC. The second internship is with Monax (previous named Eris Industries). He helped porting eris blockchain platform to IoT devices and implemented an IoT supply chain prototyping on eris blockchain. Lex is now working on Blockchain and IoT full time.