How to keep scroll position ?

[javaddeveloper]

Hello my friends
i created a project with collectionKit that it has multiple collection views in one view controller like App Store

when i scrolling collection views items and after that i scroll down main page , and scroll up main page all of my collection views scroll to the first item

how can i keep scroll position in collection views

could you help me

[javaddeveloper]

Can anyone help me ?

[emberist]

Can you post some code? @javaddeveloper