Service: 

Set you receive the product, if the disagreement on the quality of the product is required after receiving the product to notify us within two weeks, such as product acceptance of unsatisfactory, the case in the absence of welding can be returned. And within one month from the date of delivery, with the municipal (or city level and above) and Technical Supervision issued by the inspection report, I propose to withdraw (for) product requirements. If the customer is not quality problem within one month, then I found this batch of goods is qualified. Such as extended or damage caused by improper use, I will not be returned. 

Reasonable for your retirement (replacement) product requirements, our company will be reflected in the fastest speed, give you the most satisfactory answer.