Year 1999 Joshua started up a company for Unified Messaging system at then we call Web service or ASP service. This was start of his Cloud Business Career. And during year 2006 to 2015 Cloud business experience in Microsoft he had a lot of learning and experience regard Cloud business. This 10 years period he and his partners grow together and see from the beginning of Cloud Business with small hosting partners. Now he joined Alibaba Cloud Korea as Korea Country manager to support Korean Start-ups for GO China project.