Removing duplicate point

Hello all
I encounter the problem about duplicate point.
I would like to reserve the points on the curve and remove the duplicate point which is close to the curve
I was wandering is there any plug-in or method to solve this problem.

Best regard

Duplicate (70.9 KB) 2020.12.03!

螢幕擷取畫面 2020-12-03 231857

1 Like

Something like this?

Duplicate (72.0 KB)

Yes , thank you a lot Kim . You are awesome