Xiangjiazhen of Renshou county, Meishan city, sparsely-explorer S. Sichuan Basin, tested 3.7 MMcfg/d from the Permian Maokou 3 fm, Â PTD was 5,200m, original target pre-Cambrian.
Zitan 1 (PetroChina â Sichuan 100%) located in Xiangjiazhen of Renshou County, Meishan City  an important exploration achievement, tested 3,7 MMscf/d of gas in the Permian Maokou 3 Fm dolomite. Zitan 1 success made exploration progress in this area and indicated potential prospective in the Permian play.