Hanoi, Aug. 14 -- An academic dialogue was held in Hanoi on August 14, discussing lessons learned in 25 years since the Gulf of Tonkin delimitation agreement was signed between Vietnam and China as well as the future of bilateral maritime cooperation. Jointly organised by the Diplomatic Academy of Vietnam and China's National Institute for South China Sea Studies, the event served as a Track 2 dialogue between two leading academic institutions on the East Sea. It aimed to explore innovative ideas for building trust and promoting bilateral collaboration. Participating former Vietnamese and Chinese experts and officials who had participated in the negotiation and signing process of the pact recalled the challenges overcome, as well as the d...