


4.Could I put my own logo on the glasses for small order?Does it need extra cost ?
Yes,customer’s logo for small order is available.the cost depends on the logo looks like. 5.How can you guarantee the quality of the products? We have a strictly quality control system in our production process, including raw material QC,semi-finished product QC, finished product QC, all process QC,4 times inspection before package. And the third inspection is also acceptable.
