Gravel pack is an effective sand controltechnology for unconsolidated sandstoneheavy oil reservoirs,high argillaceousreservoir,and fine sand sandstone reservoir,also it can transform formation to increaseproduction.Anton provide integratedprofessional sand control technologyservices,with a comprehensive sand controlproduct,equipment and supporting base,has a complete R&D team and standardizedfield service teams.Through technologicalinnovation,Anton formatted a series ofgravel packing technological achievements"High-pressure gravel packing", Horizontal wells OH casing inner gravelpacking",and "Steam injection thermalrecovery integrated sand control technology