Answer:
There are many factors which needs to be considered while selecting and choosing a supplier.
Cultural Fit: Supplier should understand your culture, norms and values so he/she can provide you the most suitable raw materials and products for your organization by considering your local needs and wants.
Cost: Cost should be as less as possible so you can remain competitive in your local market.
Flexibility : Supplier should be flexible for your changing needs and wants so he/she can respond quickly to your changing orders.
Quality: Supplier should provide you the quality raw material and products so you can provide the same quality to your customers.