They had a large army of 130,000 to 300,000 boys ages 25 to 60 that were well organized. They were also advanced by having the use of iron weaponry, which reinforced the strength of the armor and weapons. Using iron the soldiers could make longer swords and swing at their rivals at a safe distance. The warriors also had a different fish- tail like armor that was flexible and movable in. The Han also used the crossbow. The Han also invented and used in military, the kite. They used kites in the military for sending massages from one part of the army to another. They were also used to scare the rival soldiers.
The Han changed the way officials were elected.
The way the Han changed the way officials were elected were a lot more fair than before. In the past, officials would have been elected by the social status. The Hans changed it so that the officials would be elected by their intelligence and ability. However, men were still the only gender allowed to run as an official. Also the candidates had to take a civil service exam, based on classic writings. They also had to memorize 5 books. These tests were very important, while the candidates did this they were being watched carefully by guards just in case someone cheated.
The Han found important advances in agriculture, for planting and stocking crops.
One advantage they used in agriculture is the chain pump. The chain pump was used to move water in a smother way to the fields. Workers would use pedals to turn a wheel that would pull many wooden planks that moved the water to the fields uphill. They also used irrigation systems to grow their crops. Lastly they kept count and stocked the crops.
The Hans designed a faster and more efficient to getting trading material.
For making silk products the Hans came up with a foot powered wheel that spun the silkworm. The Hans also learned that instead of getting the salt from the sea they could mine for it. These two achievements were important because, most of their trade was made off of silk and salt which were very valuable for trade.
The Hans found calligraphy, the art of fine handwriting, as an important form of art.
Even Chinese scribes used this method of writing like the artists. This type of writing was liked because, it appealed to many people the way it seems like it was almost inspired by nature. Calligraphy was used on different material: silk, bamboo and paper. This achievement was also important because, still today many people use calligraphy.
In medicine, the Hans achieved the method of acupuncture.
In medicine the Hans advanced in acupuncture. During these times acupuncture was used to balance the forces of yin and yang. Acupuncture is used to cure small and quick pains like headaches. This method of medicine is still widely used today.
The Hans achieved the seismograph in science.
The Hans invented the first ever seismograph. A seismograph is a machine used to detect earthquakes