Would you please have a look for 1st PPT to know if you have similar treatment in your product ( I know that running and Golf have this kind of treatment ) , if have , would you please advise :1/The abrasion result that your factory achieve so far with the data collection2/Defected return/ claim rate for model/ article with fuse technology3/Your opinion on skipping this test/ or control quality by using the testing media as canvas instead of sand paper.