There are unsalable products in the shop. Pinpin beef tendon is a chewy snack that some children and adults like to eat. Due to the unsalable products in the store, the beef tendon was removed from the shelf. The so-called unsalable products refer to products that have not been edited, browsed or traded within the time limit of nearly 90 days. Such products will be judged by the system and removed by themselves. After the goods are removed from the shelves, it is undoubtedly a fatal blow to some consumers.