Product Hierarchy & Category in CRM
Use Tx- COMM_HIERARCHY
Select Create New Hierarchy to create new hierarchy. Any way we already have some. Search for hierarchy.
Select One hierarchy ID and choose details button.
Under Hierarchy New Categories can be created and under category sub categories can be created.
MAT_ and SEV_ are two categories.
Under category- SRV_ , sub categories can be created.
SAPCODES 
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