Tianjin and Hainan Airliners Group(HNA), one of the nation's leading air carriers pledge to work closer on aviation, logistics and financing, according to an agreement inked on Monday.

The strategic cooperation framework agreement was signed by Tianjin vice-mayor Cui Jindu and HNA president Chen Feng in Tianjin's Yingbin Hotel.

According to the agreement, HNA will invest more into Tianjin and settle its northern China headquarters in the city.

The city wants to quicken its steps towards the international shipping and logistics hub by virtue of the collaboration.

Tianjin municipal government also collaborated on establishing the Tianjin Airliners Co, the city’s first air carrier, in June, 2009.