Who can tell us the origin and function of the "golden thread and jade clothes" in the ancient tomb of China?

Jade Clothes jρnlǐ-yρyρ [Jade Burial Clothing] Unearthed from zhongshan jing wang's Tomb. Funerals of emperors and nobles in Han Dynasty in China. According to the level of the deceased, it can be divided into golden wisps, silver carvings and bronze wisps. 1968 Two sets of gold thread jade clothes unearthed from the Han tomb in Mancheng are well preserved and shaped like human bodies, each consisting of more than 2,000 pieces of gold thread jade clothes. The size and shape of each piece of jade have been carefully designed and processed, showing the superb technological level at that time. A kind of jade clothes. Woven with gold thread, it was used as mourning clothes after the death of emperors and nobles in Han Dynasty. Due to different grades, jade clothes can be divided into three types: gold, silver and copper, all of which have been found in archaeological work. Two sets of gold thread jade clothes unearthed from the tomb of Liu Sheng and his wife Wang Jing in Zhongshan, Mancheng, Hebei Province, each set consists of more than 2,000 pieces of gold thread jade. Golden wisps of jade clothes are the highest standard mourning clothes in Han Dynasty, which appeared in the period of Jurchen King Kawaguchi. According to Xijing Magazine, the emperor of the Han Dynasty used a jade box with beads for burial, which was shaped like armor and connected by gold thread. This kind of jade box is what everyone says every day. At that time, people were superstitious that jade could make bones immortal, and regarded jade as a noble ritual vessel and a symbol of status. Emperors and nobles in the Han Dynasty wore "jade clothes" (also known as "jade boxes") when they died and were buried. They are made of many jade pieces with small holes in four corners and woven with gold, silver or copper wires. They are called "golden wisp jade clothes" (imperial level), "silver wisp jade clothes" (prince level) and "copper wisp jade clothes" (prince level) respectively.