Dear Amelia
-Now we have no stock Part No.: DA63-07539B but we have stock part no. DA63-07539A 3,500pcs
about sample i will confirm again when we can produce and send to you
-DA63-07539A can not rework to DA63-07539B because resin different colors
-Please see quotaion in attached file price is same 1.17usd per pc