Which country is the largest port country in Central and South Asia?

Central Asia and South Asia are rare words.

Generally speaking, Central Asia and South Asia

South Asia includes

Bangladesh Bhutan India Maldives Nepal Pakistan Sri Lanka

Central Asia includes

Kazakhstan Kyrgyzstan Tajikistan Turkmenistan Uzbekistan

In a narrow sense, Central and South Asia is

The five Central Asian countries near Xinjiang include Chechnya, Iran, Afghanistan, Kashmir, Pakistan and northwestern India with a large Muslim population.

The largest port country in South Asia is India.

Central Asia has no coastline, and the freight volume of inland lakes is also very small.