Do sth for sb the proof file photocopy that the person should have lawful custody to counterpoise, check original.
Alleged proof file is to point to, if parents and children belong to same census register, need to submit parental booklet of registered residence and id card only; If parents and children do not belong to same census register, the birth certificate that needs to refer this children (or singleton female card) , the marriage certificate of the booklet of registered residence of parents or guardian and Id, parents or the legal copy clerk that prove to lawful custody counterpoises or notarial deed.