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1, the quality of the product itself within three months of the company is committed to shifting (look good), one year of free maintenance, life-long maintenance.

2, following damage caused by products, the company charged the cost of proper maintenance or non-replacement:

a. users to test drive, the manual did not require access to the correct power supply, due to unstable voltage regulator not to take any measures which led to product failure or even burned.

b. a result of natural disasters and other factors can not be anti-failure causes an accident, damage.

c. operation of a live demonstration of the need to protect equipment when not even the appearance of exterior damage, scratch Obviously, stains, etc. can not be cleared.