Guarantee_period_formula__c if(AssetMark__c='耗材',Posting_Date__c, IF( AND( Not(ISBLANK(EntryDate__c)) ,EntryDate__c <= Posting_Date__c +100) , ADDMONTHS( InstallDate , Guarantee_period_year__c * 12 ) , ADDMONTHS( Posting_Date__c , Guarantee_period_year__c * 12 ) + 7)) false if(AssetMark__c='耗材', Posting_Date__c, ADDMONTHS( InstallDate__c , Guarantee_period_year__c * 12 )) BlankAsZero false false Date