The International Conference on Pollution and Treatment Technology (PTT 2013) will be held on Jan. 2-4, 2013 in Hainan Island, China. This Conference dedicates to creating a stage for exchanging the latest research results and sharing the advanced research methods. This year, it will focus on the topic of Water Pollution and Treatment. Hainan Island is now undoubtedly one of the best destinations for tour, vacation and leisure time in China. Being the only tropical coastal city of tourism, Hainan Island is a garden city all year round, a center of fashion business and exhibition, a city of leisure time and activities, and a place boasting the longevity of its residents. We look forward to seeing you in Hainan Island in Jan 2013