Turkish President Recep Tayyip Erdogan held talks in Ankara on Monday with his Algerian counterpart Abdelmadjid Tebboune, who had arrived on a three-day visit on Sunday.
Discussions focused on bolstering bilateral relations, especially in the energy, trade, agriculture and tourism fields.
They also tackled regional and international developments of interest, notably the crisis in Libya, the Palestinian-Israeli conflict and the war on Ukraine and its fallout.
Tebboune had arrived in Ankara at the head of a high-level delegation.
Turkey and Algeria signed a number of agreements aimed at bolstering cooperation and lifting the trade exchange to over 5 billion dollars.
They also discussed Turkish investments and projects in Algeria that are worth 20 billion dollars. Officials tackled means to raise mutual investments between their countries.
Tebboune will conclude his visit by attending the Turkish-Algerian investment and business forum in Istanbul.
The president met on Sunday with members of the Algerian diaspora in Ankara.
He stressed that relations between Ankara and Algiers were strong and that he was ready to elevate them to the highest levels.
This marked the first visit by an Algerian president to Turkey in 17 years.
Turkish Ambassador to Algeria, Mahinur Ozdemir Goktas described it as a "turning point" in relations.