Group oil painting consists of many pieces oil painting. Two pieces a set, may be named Diptych Art (Diptych oil painting). Three pieces a set, may be named Triptych Art (Triptych oil painting). When more than 2 pieces oil painting work together, we may call them group oil painting. Group pop art oil painting is one style of pop art oil painting, mainly use to decorate house. They are fashionable art.Tags:cezanne paintings, portraits, high quality oil painting, contemporary oil painting,