1. The products is warranted for one year from the date of effective delivery（except for artificial damage）

2. This warranty is valid in the country where the sales documents were permitted.

3. Problems caused by the following cases are not include in scope of quality warranty

a. Non-observance of use and maintenance instruction, tumbles or beats;

b. Improper storing;

c. Action of natural agents and technical assistance carried out by non-authorized personnel.

4. Quality warranty will be stopped under these following cases

a. Non-observance of use and maintenance instruction, tumbles or beats;

b. Improper storing;

c. Action of natural agents and technical assistance carried out by non-authorized personnel.