The contents of the Vol. Six of the EHC - Science & Technology ( ST ). Parts: I - Overview. II - The ST of Thang Long - Ha Noi in the feudal periods and in the years of French colonialism time. III - The ST of Thang Long - Ha Noi from the year of 1945 up to now. The ST serving industrial & agricultural development. Technique & handicrafts. Medicine & health care. IV - Some the most prominent scientists & artisans of Thang Long - Ha Noi. The List of plants that planting in Hanoi. The List of ornamental plants of Hanoi. The List of the ST bodies / agencies locating in Hanoi.