Anchor Property of child form

Dear  Experts
I have created a child form in C# useing anchor property . The form runs properly when it runs with out mdi form .
When I resize the form the objects on the form re-size properly . But When Ever I open the form Under Mdi Form the
objects  of the form get distribe .  

I am useing below code to load custid form in Mdi 


Please see the images below