Samsung team what is use of NFC in M51 and how and where we can use NFC of Samsung Galaxy M51, why samsung pay is not available after latest update one UI 3.1 core?

This is not with Flagship Processor because Exynos is used by Samsung only, Samsung must release mobiles with same configuration all over the world, if they are not releasing with Same configuration all over the world then they should not Charge more...

Why samsung is manufacturing mobiles with different processors in different locations? If other location peoples paying huge amount for Snapdragon is ok why other location people should same amount for Exynos processor? If customers are getting same ...