Before going into eternity, President Ho Chi Minh left the country and people of Vietnam the extremely valuable Testament, put in the essence of thought, morality and spirit of a great man who strives for life, sacrifices for his country and mankind. The testament, also known as the "Absolute Secret" document was written by President Ho Chi Minh from 1965 to 1969. The testament points to the direction of the program for the development of the country after the resistance succeeded: reorganizing the party, fostering the revolutionary generation for the future, rebuilding the city, countryside... Every sentence, every word in the testament contains emotions, love and deep attachment to human beings, nature and life. This book chronicles the life and career of President Ho Chi Minh, the process of writing and publishing "Absolute Secret Document". Thereby articulate the value, meaning and longevity of this testament.