Lost children found back by their families. Does not include switched at birth there's a separate list for that.

My other lists can be found here https://www.novelupdates.com/user/231781/kawaii12345/
and include
Switch Real Children VS. Fake Children (children coming to terms with being switched)
Fake Children vs Real Children Quick Transmigration
Real Child vs Fake Child Standalone list
Sibling Warfare (when the kids are about to kill each other)
Poisonous Families
Transmigrated into a novel
ACT: Ancient China Transmigration
Great Ancient China Novels Part
Sibling Warfare (when the kids are about to kill each other)
Poisonous Families
Transmigrated into a novel
ACT: Ancient China Transmigration
Great Ancient China Novels Part 1
Want To Read PT1  and Want To Read PT2 novels I plan to read