Andrea Portoghese is the regional ambassador for Sardinia, which has a population of 1.67 million people. The Sardinia regional group on Xing has over 2 moderators and 160 members and started in April 2009. The group holds networking events in various cities in Sardinia, including Cagliari, Oristano, and Sassari, with snacks and drinks, to promote Sardinian culture, archaeology, and business opportunities.