Time passing, in Saigon today, there are few of streets of ancient trees of whispering sound of green leave, but likely the quadrangle of Nguyen Du – Pasteur – Nguyen Dinh Chieu – Truong Dinh. Saigon lovers used to call this quadrangle the blue pearl in the heart of the city. Here many hundred -year-old oil trees are still growing green on the holy land, the heart of three hundred year-old Saigon. This typical tree of Sai Gon becomes the heritage of heroic and beautiful land full of flying petals as expressed in the old romantic, emotional song ‘oil petals, waiting wind for flying … ‘ To enjoy the quiet and cool atmosphere but prime location, all excellent businessmen, top leaders prefer living here than bustling District 1.