Experts from China and Vietnam attend a seminar of "Celebrating the 70th Founding Anniversary of the People's Republic of China - Achievements and Experiences in Socialist Modernization" in Hanoi, Vietnam, Sept. 24, 2019. Attending an international seminar here on Tuesday, experts from China and Vietnam focused their discussions on achievements and experiences in socialist modernization of the two countries, with many of them citing the reference value of China's development model.