Answer :
There are different kinds of system. The option that is not a key tenant of an SRM system is Lean operations.
What is Supplier relationship management (SRM)?
This is known to be a form of systematic method to looking into vendors that supply one's company with goods, materials and services.
This is done by finding out each supplier's strategic value and developing a supplier scorecard using their contribution to one's success. Lean operations is not one of the method used.
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