ECOM 402 Procurement Planning & Lean Manufacturing of Companies Analysis

I’m working on a supply chain discussion question and need an explanation and answer to help me learn.

Below are 3 companies:

1. IKEA Incorporation ( https://www.ikea.com/sa/en/ )

2. Amazon (https://www.amazon.sa/-/en/ )

3. SABIC ( Saudi Basic Industries Corporation )

( Evaluate Procurement Planning and Lean Manufacturing adopted by the above companies?? )

– Ikea:

– Amazon: 

– (SABIC): 

.. For each companies, please explain how each company met the solutions / concepts of that question.