Heating principle: 

Liquid substances triggered by warming bag (bag spring squeeze) fever. 

Heating bag use 

1 bag contents into a liquid when squeezed the bag several times will automatically spring warming. 

2 inserted into the oil wiping small cavity in the bag 5 minutes after removing the appliance， the appliance heating function is completed. 

3 will become the bag after heating the solid temperature， shall be placed before the next use of the heated water over 90 degrees for 15 minutes， cooled at room temperature can come into liquid recovery. 

4. Warming bags can be recycled many times. In the long-term use， such as the outside of the bag is damaged， the available clean water， non-toxic. 

5 To prevent the risk of transit， the general warming bags into the hands of customers as a solid. After the first three steps by pressing the first and second steps can be.