Hanoi, Jan. 23 -- High-ranking leaders of Laos, China and Cambodia sent their messages and letters of congratulations to General Secretary To Lam on his re-election as the Communist Party of Vietnam chief by the 14th Party Central Committee on January 23 afternoon. In his congratulatory letter, General Secretary of the Lao People's Revolutionary Party and President of Laos Thongloun Sisoulith emphasised that the re-election for another term reflected the high level of trust and appreciation placed in General Secretary Lam by the Party, the State and the people of Vietnam, in recognition of his significant intellectual contributions, dedication and extensive leadership experience over the past period. The Lao leader congratulated Vietnam o...