Vietnam and China signed 10 agreements ranging from agriculture cooperation to cross-border QR code payments on Sunday, during Chinese Premier Li Qiang's three-day visit to Hanoi. China is Vietnam's largest trading partner and a vital source of imports for its manufacturing sector,

China has agreed to assist Vietnam on cross-border railway development and take steps to expand agricultural imports from its smaller neighbor.

China stands ready to strengthen alignment of development strategies with Vietnam, carrying out the plan of synergizing the Belt and Road Initiative with Vietnam's Two Corridors and One Economic Circle strategy, said Chinese Premier Li Qiang in Hanoi on Sunday.

Vietnam and China agreed on Saturday to boost defence and security cooperation, the Vietnamese government said. The two communist-ruled neighbours also agreed to boost economic ties, with China pledging to further open its market for Vietnamese farm produce while Vietnam would facilitate Chinese investment,

Chinese Premier Li Qiang arrived in Hanoi on Saturday for an official visit to Vietnam at the invitation of his Vietnamese counterpart Pham Minh Chinh. Li was greeted by Vietnamese Deputy Prime Minister and Foreign Minister Bui Thanh Son at the airport.