With the continuous development of tie production technology, silk tie and polyester tie production and processing technology has also been improved, many fabric materials can not be hand or touch the naked eye to distinguish. Therefore, the general difference between silk and polyester material is the method of burning. Small head in the tie can be stitched out a little bit of fabric inside, burned with a lighter can be clear, after burning the formation of lumps are Polyester, Powder is a strong silk, so that is relatively simple detection method is commonly used.