Certain geographic data restrictions are in effect in China. Data is changed by an algorithm that randomly shifts latitude and longitude coordinates for national security purposes. It is recommended to take this into account and independently verify the property's exact location. Do not place easily magnetized items (such as magnetic cards, mobile phones, watches, etc.) on the mattress. It is forbidden to use if there is a pacemaker in the body and bleeding in the body. Please inform the hotel in advance if you have a pacemaker in your body, have undergone heart bypass surgery, or suffer from internal bleeding, and we will replace the mattress for you.