nitrocortex|Vietnam's top leader To Lam arrives in Guangzhou super 2024-08-18 11:12:57 Nature 16 GUANGZHOUnitrocortex, Augnitrocortex. 18 (Xinhua) -- General Secretary of the Communist Party of Vietnam Central Committee and Vietnamese President To Lam arrived in Guangzhou on Sunday and started his state visit to China.■