The invention discloses a trade logistics tracking method based on big data. The system comprises a warehouse-out monitoring module, a management module, a warehouse entry unit, an exit unit, a signing and receiving module, a controller and a big data module, a display screen, a query module and a database. The warehouse-out monitoring module is in communication connection with the management module. The management module is in communication connection with the warehousing unit. The warehouse-in unit is in communication connection with the warehouse-out unit; the ex-warehouse unit is in communication connection with the sign-in module. The warehouse-out monitoring module, the management module, the warehouse-in unit and the warehouse-out unit, According to the invention, during warehousing, the warehousing unit checks the object and compares the object with the original data. The method has the advantages that the lost and damaged objects can be tracked and found, the objects can be conveniently found, the objects can be transported to clients, publicity, credit level increase and sales volume increase can be realized, package damage of the objects can be tracked, and serious damage and influence on credit level when the objects arrive at the clients can be avoided.