Hanoi, April 11 -- Hanoi (VNA) - Leaders of Cuba, Brunei, Singapore, Thailand, Timor-Leste, Australia, the Republic of Korea, Japan, Chile, Sweden, Hungary, and international organisations have sent letters and messages of congratulations to Vietnam's newly-elected key leaders. The congratulations came as General Secretary of the Communist Party of Vietnam (CPV) Central Committee To Lam was elected by the National Assembly (NA) as President of the Socialist Republic of Vietnam; Le Minh Hung as Prime Minister; and Tran Thanh Man as NA Chairman. Cuban revolutionary leader General Raul Castro Ruz congratulated General Secretary To Lam on being elected State President, describing it as well-deserved recognition of his unwavering loyalty to th...