Cargo tracking and security. According to the information of Netease.com, in order to provide accurate location information and ensure the safety and traceability of goods, locators are installed on display cabinets in the market. Showcase is a protective display platform for commodity display. The color can be selected according to the decoration of the shop. The display cabinets are sturdy in structure, easy to disassemble and transport, and widely used in company exhibition halls, exhibitions, department stores, advertisements, etc. , widely used in handicrafts, gifts, accessories, mobile phones, glasses, watches, tobacco and alcohol, cosmetics and other industries.