It is a work of art created by sculptor Hedva Ser, who is a UNESCO Goodwill Ambassador, the organisation says
She will be speaking to mark the completion of the third year of the 10th Parliament which has been led by the Awami League government.
The Prime Minister's Press Secretary Ihsanul Karim said Hasina will address the nation at 7:30pm.
Her speech will be broadcast live by Bangladesh Television and Bangladesh Betar.
Amidst a boycott of the general elections by the BNP and its allies, the Awami League rode to power for the second successive term on Jan 5, 2014.
The Hasina-led Awami League coalition took the oath of office on Jan 12 that year.
Thursday marks the completion of the third year of the government.