First of all, we have our standard level of glue, which is suitable to the major market. However, in practical usage, there will be some very special circumstances during which the standard level of glue can't work very efficiently. In this case, we can make the glue stronger to solve this problem. Note: 1, If it is possible, you can tell us what kind of circumstance you will use on, and if you can take a picture to us that will be very helpful. Then we can analyse it accurately. 2, But if we make this customized glue, the MOQ will be more than normal one.