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