The Central Post Office was overcrowded post office was built at the end of the 19th century. It was designed for French architects. The hall is decorated in a magnificent and classical style. The wide hall is surrounded by business counters. The middle part is a circular bench from the outside to the inside. There is a map of Vietnam on both sides, which is said to be hand-painted by French geographers, domes, round windows, gorgeous chandeliers, flower wall lamps, electric fans, etc., all of which are in the style of Gothic architecture. The Central Post Office is still in use today, allowing people to take pictures as much as they can, or sit in the daze or watch everything in the hall.