Chrono.Tech is one of the oldest Australian blockchain companies.  PRETOBUSINESS has been working closely with Chrono.Tech CEO Mr. Sergienko since 2017. Our role is to be a provider for personal brand promotion and a PR partner to various investment opportunities of Chrono.tech such as Sonm, LaborX, SingularityNet, Sophia robot, etc. The row of our publications includes media outlets like Vice, Cointelegraph, Coinidol, Breaking Banks Show on Voice of America, and many others.