During the Qin and Han dynasties, due to the unification of the country, clothing styles tended to be consistent. The Qin Dynasty was the first feudal unified country with vast territory and numerous nationalities in the history of China. After Qin became Qin Shihuang, he immediately began to implement a series of measures to strengthen centralization, such as unified measurement, criminal laws and regulations, and so on, including the clothing system. However, due to Qin Shihuang's short ruling time, the clothing system is just beginning and incomplete, and only the colors of clothing are unified. Qin Shihuang was deeply influenced by the theory of Yin-Yang and Five Elements. He believes that Qin should be fire and water, because the Zhou Dynasty is "fire is better than gold, and color is still red", so Qin Shengzhou is a water virtue, and color advocates black. In this way, in the Qin Dynasty, black was a noble color, and clothing was also a fashionable color. Clothing in the Han Dynasty China's complete clothing system was established in the Han Dynasty. In the Han Dynasty, dyeing and weaving technology, embroidery technology and metal technology developed rapidly, which promoted the changes of clothing decoration. When the Western Han Dynasty was established, it basically followed the clothing system of the Qin Dynasty. In the Eastern Han Dynasty, wearing black clothes must be accompanied by purple silk ornaments. The "long crown costume" is commonly used in sacrificial ceremonies. The queen's sacrificial clothes are: black on the top and soap on the bottom. The queen's silkworm suit is blue on the top and light green (light yellow) on the bottom. When Emperor Wendi was in power, he lived frugally and wore black silk clothes and leather shoes. Generally, officials should wear Zen clothes, which is also commonly known as "talent clothes". During the two hundred years of the Western Han Dynasty, clothing was mainly "deep clothing", which was characterized by cicada's wing crown (hat), red clothing, Tian Zi-style collar, jade and red shoes. The shape of the deep coat is to connect the lower half of the coat and sew it together to make the middle coat of the sacrificial clothing. As a royal coat, you need a red edge. At that time, it was common for men and women to wear the same clothes. The general of clothing & ampquot Zen clothes. " Zen clothing is a single coat. Zen clothes can be divided into medium clothes and deep clothes, and there is little difference between them in shape and Zen clothes, but the sleeves have changed, and they all belong to single-layer cloth and silk clothes. Officials should wear black Zen clothes in court. The Han dynasty had specific regulations on the color of court clothes, which were worn at five o'clock all year round, that is, cyan was used in spring; Red in summer; Season and summer are yellow; White in autumn; It's black in winter. There are seven characteristics of dressing in Han dynasty: when wearing an outer coat, it is bent because of the large collar, and the collar shape of the middle coat should be exposed when dressing; Dress with white fabric; The sleeves are one foot and two inches wide; Sleeveless shirt; When wearing fur coat, the fur is outward; The belt is very elegant, and the hooks used are made of gold in various animal shapes, such as mantis or pipa. The image is very vivid and interesting. Generally, it is between one and a half inches and six inches in length, and it is a prominent ornament in the middle of clothes. Han band hooks have reached a high level in modeling, color and technology, and are much more exquisite in design and production than in the Western Zhou Dynasty and the Warring States Period. So it is very popular with men and wears a lot; Men keep the custom of wearing knives, but the knives they wear are tangible and bladeless, so they lose their practical value, mainly to show their appearance. In the Han Dynasty, sacrificial clothing was extended to "Great Unity", following the ancient ceremony of wearing a crown dress and wearing a jade pendant. Emperors, officials and princes all use large ones, but they only differ in the texture of the jade beads or silk threads to which they belong. Empress Dowager Cixi, Empress Dowager Cixi and Lady Komsomolsk's sacrificial clothes (temple clothes), silkworm clothes, court clothes and wedding clothes are all made of deep clothes. In the Han dynasty, working women always wore short skirts and long skirts, and their knees were decorated with long pendants. Workers usually wear a raft, calf nose pants and a cloth skirt around their clothes. This kind of clothing is the same for slaves, serfs, businessmen and scholars.