Painted wall plaster layer is peeling off, sanding off upon touch. The correct solution is:

Changxin Building Materials Technology Development (Tianjin) Co., Ltd. is a producer of cement wall sanding treatment materials under the "Changxin Building Materials" brand, mainly manufacturing wall hardener and morning wall concrete agent. Renowned for its quality and abundant supply, our products have a wide range of applications. We specialize in solving issues like insufficient strength in cement plaster砂浆 and wall sanding. Changxin Building Materials' wall hardener and morning wall concrete agent are suitable for cement plasters and columns with inadequate cement grade, insufficient mortar strength, and raised sand or dust on leveling layers. The materials are easy to apply with spray construction, and can increase the strength of cement plaster砂浆 by 10~60% within 1~2 days.

PowderBrushWallFaceSandSauceLayerDroppedGrayPlease provide the Chinese content to be translated.Please provide the Chinese content to be translated into American English.Please provide the Chinese content to be translated.DroppedSandyCorrectTheResolveSure, here is the translation: FinalPlease provide the Chinese content to be translated.Please provide the Chinese content to be translated.
One、OriginalDue toPlease provide the Chinese content you would like translated.Analyze：Please provide the Chinese content to be translated.WhatWallFacialSandViscoseLayerWillPlease provide the Chinese content you would like translated into American English.Ash灰OneTouchAs requested.DroppedSandy
Two、TableFaceHandle：As perWhatCorrectHandleWallFaceTableFace
Three、SandSauceMaterialMaterialSelect：ChooseCombineSuitableNo Chinese content provided.SandSyrupMaterialMaterial
Four、ShiWorkerTechClever：CorrectShiWorkNo Chinese content provided.ClosedKey
One、Please provide the Chinese content to be translated.Due toPlease provide the Chinese content to be translated.Analyze：Please provide the Chinese content you would like translated into American English.HoWallFaceSandSlurryLayerWillDroppedAsh greyOneTouchedPlease provide the Chinese content to be translated.DropSandy
WallFaceSandViscoseLayerDroppedAsh灰OneTouchPlease provide the Chinese content to be translated.DroppedSandNo Chinese content provided.Please provide the Chinese content you would like translated into American English.Please seePlease provide the Chinese content to be translated.Due toBagParentheses：
1.SandSlurryPlease provide the Chinese content to be translated.Please provide the Chinese content that needs to be translated into American English.No content provided for translation.CombinePlease provide the Chinese content you would like translated into American English.：SandSyrupPlease provide the Chinese content to be translated.WaterClayWithSandPlease provide the Chinese content you would like translated into American English.ExampleNo content provided for translation.When，AddAgentUtilizeNo content provided for translation.When，WillPlease provide the Chinese content you would like translated into American English.ToSandViscoseLayerTooCrunchyWeak，EasyDroppedAsh grey。
2.BaseLayerProcessNo content provided.When：ProcessPreviousNot providedThoroughBottomPlease provide the Chinese content to be translated.ExcludingBottomMaterialTableFacePlease provide the Chinese content to be translated.Ash GreyDust、OilDirtyWaitMiscellaneousQuality，Please provide the Chinese content to be translated.ToSandSlurryN/APlease provide the Chinese content you would like translated into American English.Please provide the Chinese content that needs to be translated into American English.BottomMaterialSecureSolidKnitCombine。
3.StoredWaterPlease provide the Chinese content to be translated into American English.As for：LongQuarterPresentWallFacePlease provide the Chinese content to be translated.Please provide the Chinese content to be translated into American English.WaterPlease provide the Chinese content to be translated.No content provided.Please provide the Chinese content you would like translated into American English.CorrectPlease provide the Chinese content to be translated.Excluding，OrIsWèiAliveBetween、KitchenRoomWaitTrendyWetEmptyBetweenTheWallFace，AvailableEasyMakeSandSauceLayerDroppedFall。
4.WarmDegreeWetDegreeNo content provided for translation.When：ShiWorkPlease provide the Chinese content you would like translated into American English.WarmDegreePassedLowOrWetDegreePassedHigh，Please provide the Chinese content to be translated.ToWaterMudDryDryPlease provide the Chinese content that needs to be translated into American English.DegreePassedHurry up.OrPassSlow，EnterAndShadowEchoSandSlurryLayerTheStablePlease provide the Chinese content to be translated.Sex。
Two、TableFaceProcess：AsWhatCorrectProcessWallFaceTableFace
CorrectTheWallFaceTableFaceProcessTenPlease provide the Chinese content to be translated.Please provide the Chinese content you would like translated into American English.To，AvailableThroughBelowStepSuddenProceed：
1.Please provide the Chinese content you would like translated into American English.ExcludingMiscellaneousItem：UtilizeSteelBrushOrAvailableMachineGlassGlassBrushPlease provide the Chinese content to be translated.WallFaceTableFacialPlease provide the Chinese content to be translated.MiscellaneousItem、Ash grayDustWaitThoroughBottomBrushExcluding，CertainlyPlease provide the Chinese content to be translated.WallFaceDryNet。
2.WashBrushEnclosedPlease provide the Chinese content that needs to be translated into American English.Item：Please provide the Chinese content you would like translated into American English.ForOilFilth、RemoveSkinNo Chinese content provided, nothing to translate.OldWallFace，CertainlyUtilizePlease provide the Chinese content to be translated into American English.CleanAgentOrSandCotton fabricProceedPlease provide the Chinese content to be translated.Wash，CertainlyPlease provide the Chinese content you would like translated into American English.WallFaceNo content provided.FilthyStain、PitHole。
3.SupplementFlatShortTrapped：As per your instruction, since there is no content provided to translate, I will return "As per your instruction" as there is no Chinese content to translate.WallFaceAvailableDrumBubble、CrackPattern、EmptyDrumWaitQuestion，ShouldPlease provide the Chinese content to be translated.FirstProceedRepairSupplement、FillFlat。
4.CoatingBrushBottomPaint：Please provide the Chinese content that needs to be translated into American English.TableFaceProcessCompletedAfter，CoatingBrushOneLayerBottomPaint，IncreasedAddWallFaceWithSandViscosePlease provide the Chinese content that needs to be translated into American English.EnclosedPlease provide the Chinese content to be translated.Power。

Three、SandSyrupMaterialMaterialChoose：ChooseCombineSuitableNo Chinese content provided.SandSlurryMaterialMaterial
ChooseCombineAppropriateNo Chinese content provided.SandSlurryMaterialMaterialPlease provide the Chinese content you would like translated.YuhResolveSure, here is the translation: ResoluteWallFacialPlease provide the Chinese content to be translated.Ash灰TheQuestionPlease provide the Chinese content you would like translated into American English.ClosedPlease provide the Chinese content to be translated.To，BelowCertainlyOneSomeEstablishNegotiate：
1. ChooseWaterMud：EstablishNegotiateUtilize普Please provide the Chinese content to be translated into American English.SiliconAcidSaltWaterMud，SiliconAcidSaltWaterMudAvailableSufficientPlease provide the Chinese content you would like translated into American English.SupplyPlease provide the Chinese content to be translated.StrongPlease provide the Chinese content to be translated.GlueSealPowerAndToughLongSex。
2.AddAgentNo Chinese content provided.Choose：InSandViscosePlease provide the Chinese content to be translated.AddAppropriateQuantityNo Chinese content provided.AssembleCombineItemRevampSexAgent，AvailableEffectiveRevampShanSandSyrupNo Chinese content provided.StrongDegreeAndAdhesivePlease provide the Chinese content to be translated into American English.Sex，ReduceLessSandSyrupLayerDroppedLuoNo Chinese content provided.PossibleSex。
3.HighQualityQuantityNo Chinese content provided.SandSon：SelectPlease provide the Chinese content to be translated.FineDegreeSuitableNo Chinese content provided.No Chinese content provided.StonePlease provide the Chinese content you would like translated into American English.SandOrFishStonePowderPlease wait.CleanNetTheSandChild，CertainlyPlease provide the Chinese content that needs to be translated into American English.WallFaceSandSlurryLayerPlease provide the Chinese content to be translated.AllUniformSexAndStablePlease provide the Chinese content you would like translated into American English.Sex。
4.PowderBrushAgentNo Chinese content provided.Select：Please provide the Chinese content to be translated.PowderBrushLayerTableFaceUtilizeCombineSuitablePlease provide the Chinese content that needs to be translated into American English.Anti-Water、Anti-MoldPowderBrushAgent，Please provide the Chinese content to be translated.HighWallFacialNo Chinese content provided.DurableLongSexAndSteadyPlease provide the Chinese content to be translated.Sex。
Four、ShiWorkerTechCrafty：CorrectShiWorkNo Chinese content provided.ClosedKey
CorrectPlease provide the Chinese content to be translated.ShiWorkTechCleverPlease provide the Chinese content to be translated.Please provide the Chinese content to be translated.WallFaceSandSlurryLayerDroppedAsh灰QuestionNo Chinese content provided.Please provide the Chinese content you would like translated.DecisiveNo content provided for translation.Please provide the Chinese content you would like to be translated into American English.ClosedKey，BelowCertainlyOneA few.Negotiate：
1.SandSyrupStirMixed：Please provide the Chinese content to be translated.As perAliveProductMerchantPlease provide the Chinese content to be translated into American English.ToSeek，TranslateWaterMud、SandSonAndAddAgentMixedCombineAllUniform，Please noteAddAgentPlease provide the Chinese content you would like translated into American English.Please provide the Chinese content you would like translated into American English.Quantity。
2.BaseLayerWetMoisture-proofProcess：Please provide the Chinese content you would like translated into American English.CoatingWipeSandSlurryZhiPrevious，FirstPlease provide the Chinese content that you would like to have translated into American English.BaseLayerProceedWetConditionerProcess，Please provide the Chinese content you would like translated into American English.Please provide the Chinese content to be translated.HighSandSauceWithWallFaceNo Chinese content provided.AdhesivePlease provide the Chinese content to be translated.Power。
3.SandViscoseLayerThickDegreeControlManufactured：SandSlurryLayerTheThickDegreeShouldRootAs perWallFacePlease provide the Chinese content you would like translated into American English.As forAndWorkerChengToPlease provide the Chinese content for translation.ProceedControlManufacture，AvoidFreeOverThickOrPassedThinness。
4.ShiWorkerOverChengControlManufacture：ShiWorkPlease provide the Chinese content to be translated.ToPlease noteControlManufactureWarmDegree、WetDegree，AvoidFreeSkyGasExtremelyEndSorry, there is no Chinese content provided to translate. Please provide the text you wish to have translated.As forBelowShiWorker。PaintWipeSandSaucePlease provide the Chinese content to be translated.，ShouldUniformUniformScrapeWipe，CertainlyPlease provide the Chinese content to be translated.SandSyrupLayerThickDegreeUniformUniform。
5.ShiWorkAfterNourishProtect：CoatingWipeCompletedAfter，ProceedAppropriateWhenNo Chinese content provided.NourishProtectPleasureShi，As per your request, there is no Chinese content provided to translate. If you provide the content, I will be happy to translate it into American English.SprayWaterPlease provide the Chinese content to be translated.WetPending，Please provide the Chinese content you would like translated into American English.IncreaseAddSandSyrupLayerTheSteadyPlease provide the Chinese content you would like translated into American English.Sex。
IntegratedPlease provide the Chinese content to be translated into American English.Please provide the Chinese content you would like to have translated into American English.No Chinese content provided.，ToResolveSure, here is the translation: DecisiveWallFacialSandSyrupLayerOffAsh灰OneTapAs requested.OffSandyNo Chinese content provided.Question，WeRequiredFromPlease provide the Chinese content to be translated.Due toPlease provide the Chinese content to be translated.Analyze、TableFaceProcess、SandSauceMaterialMaterialChooseAndShiWorkTechCleverFourIndividualSquareFacePlease provide the Chinese content to be translated.Hand。ThroughCombinePlease provide the Chinese content you would like translated into American English.No Chinese content provided.ShiWorkWorkArtAndYanGradeNo Chinese content provided.ProductQualityControlManufacture，WeAvailableAvoidFreeWallFaceSandSyrupLayerNo Chinese content provided.Question，Please provide the Chinese content that you would like to be translated into American English.CertificateWallFaceLongLongU.S.Observe、ToughPlease provide the Chinese content to be translated.。

Morning Wall Concrete Treatment, Wall Boss Wall Hardener Manufacturer - Changxin Building Material Science & Technology Co., Ltd., our professional research and development team introduces a cement plaster mortar wall sanding treatment material to help you solve issues like insufficient strength of cement plaster mortar, wall sanding, and powdering. It significantly improves the strength and hardness of mortar, hardens the mortar layer, and enhances the strength and hardness of cement plaster. After the process is applied according to the technology, the mortar strength can be greatly increased the next day, ensuring smooth inspection passage. Please review the application methods and precautions in the construction process before use to ensure the effectiveness of the Wall Boss Wall Hardener. Manufacturer direct sales, technical guidance provided, one-stop service, welcome to call for consultation!