Withtheexpansionoftheurbanization,theurbanagglomerationisformingintheregionandshowingaunificationtrend.Thedevelopmentofurbanagglomerationanditsunificationdependsonthecoordinationofthepisionoflabor.Itissignificanttothefurtherdevelopmentofurbanagglomerationthatthecoordinationmechanismwasconstructed.TakingthesouthSichuanurbanagglomerations(SSUA)asanexample,theresearchanalyzesthecurrentsituationandproblemsofcities’unification,studiestheindustrialdistributionlayoutanddesignstheframeworkoftheregionallycoordinateddevelopment.Thentheauthorconstructsthecoordinationmechanismofurbanagglomerationdevelopmentandpresentsstrategiesforthecoordinateddevelopmentofurbanagglomerationanditsunification.