Hello @taufiqueshaikh
It will be very helpful for us if you can point out things that you think requires our attention or you find issues, it will be impossible for us to look for issues in every users site.
FYI :
1) We did perform test on your site both are success and AMP pages are valid
a) AMP test
b) AMP validator test
2) We also checked primary visual features such as Navigation menu on mobile and search popup.