A brand with company written records. A nameplate is a label or brand with written records. It is made of crystal characters, electro-etched aluminum characters, silk screen characters, stickers, titanium alloy, porcelain, ceramics and other materials. It refers to the label that is fixed on the product after it is put on the market. Nameplates in which users provide information such as manufacturer trademark identification, brand distinction, product parameters, etc. are also called signs.