Our returns management: reply to the customer's complaint in time. Provide the preliminary analysis findings in three working day. Come to treatment conclusion in seven working day. Once determine returns, we will perform the related tasks within two weeks.

Warranty Statement
Duration of Warranty: 1 years

Limitations:
This warranty doses not cover defects, malfunctions, performance failures or damages to the unit resulting from use in other than its normal and customary manner, abuse, misuse, accident or neglect; or improper installations, alternations, or repairs; acts of nature or problems with electrical power. This limitation does not apply to the extent that it is illegal or unenforceable under application law.

ISO9001 certificate：

ISO14001 certificate：