Accidentally eaten chess pieces need to choose according to the specific condition of non-surgical treatment and surgical treatment mode of intervention. 1. Non-surgical treatment: for the chess piece has entered the stomach or duodenum, should pay attention to close observation, if there is no discomfort, the chess piece can generally be discharged with the stool. X-ray examination can be performed to know the location of the pieces. 2. Surgery: If the chess piece is embedded in the esophagus, it should be taken out as soon as possible through endoscopy. If the chess piece stays in the stomach or intestine for a long time, surgery is recommended. In the above cases, it is recommended to consult a doctor in time and intervene as early as possible under the guidance of a specialized physician to avoid delaying the condition.