• The gesture of sending mangoes is a long-standing tradition between the two neighboring countries, and signifies friendship and goodwill.
• Mamata Banerjee is the Chief Minister of West Bengal, which shares a border with Bangladesh.
• The gift of sweet mangoes is also a symbol of the close cultural and historical ties between Bangladesh and West Bengal, which were part of the same province before India's partition in 1947.
• Bangladesh is famous for its luscious and high-quality mangoes, which are known as 'the king of fruits'.
• The gift of mangoes also acknowledges the close economic ties between Bangladesh and West Bengal, which includes trade in various goods and commodities.
• Lastly, the gesture of sending mangoes is a way for Bangladesh's Prime Minister to extend a hand of friendship and cooperation to Mamata Banerjee and the people of West Bengal.

Overall, the gift of mangoes is a symbolic gesture that reflects the close cultural, historical, and economic ties between Bangladesh and West Bengal, as well as a gesture of goodwill and friendship between the two leaders.