Viet Nam has recorded outstanding achievements across all fields, from socio-economic development to culture, over the past five years since the 13th National Congress of the Communist Party of Viet Nam, demonstrating the soundness and relevance of the Doi moi (Renewal) policy, according to Mourad Lamoudi, member in charge of external relations of the Central Committee of the National Liberation Front (FLN) - the ruling party in Algeria.