A:      Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.

A:      Sample needs 3-5 days, mass production time needs 1-2 weeks for order quantity more than 

A:     Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

A:      Yes, we offer 2-5 years warranty to our products.

A:      Firstly, Our products are produced in strict quality control system and the defective rate will be less
         than 0.2%.
         Secondly, during the guarantee period, we will send new lights with new order for small quantity. For
        defective batch products, we will repair them and resend them to you or we can discuss the solution i
        ncluding re-call according to real situation.