Medical equipment stores and Jingdong which formal

Medical equipment stores and Jingdong compared to Jingdong is relatively more formal. Because Jingdong's reputation may be better, the products sold on it are more rigorously audited, higher customer ratings, better after-sales. However, medical equipment stores can also buy genuine blood pressure monitors, there is no guarantee of after-sales. Relatively speaking, Jingdong is more reliable. Therefore, medical equipment stores and Jingdong are relatively more formal compared to Jingdong.