Evo 3 97D

Hello good evening, someone could pass me a guide as adding evo3 97J wings to my server? I have this, I just need a guide to add the items.

//=======================================
//-- New Wings Main < cho main >
//=======================================
*(BYTE*)(0x00503A55+2) = 0x20;
*(BYTE*)(0X00503B16+2) = 0x20;

//=======================================
//-- New Wings Gameserver Visual Bug In Game < cho GS >
//=======================================

void ReadygObjMakePreviewCharSet()
{
_asm
{
pushad
mov eax,0x00402068+1
mov ecx,offset gObjMakePreviewCharSetEx
sub ecx,0x00402068+5
mov [eax],ecx
popad
}
}

void gObjMakePreviewCharSetEx(int aIndex)
{
gObjMakePreviewCharSet(aIndex);

OBJECTSTRUCT *lpObj = (OBJECTSTRUCT*)OBJECT_POINTER(aIndex);

switch(lpObj->pInventory[7].m_Type)
{
case 0x194: /* Wing of Illusion */
break;
case 0x195: /* Wing of Space-Time */
break;
case 0x196: /* Wing of Storm */
break;
case 0x197: /* Wings of Downcast */
break;
case 0x198: /* Wing of Life[Ex702] */
break;
case 0x199: /* Wing of Chaos[Ex702] */
break;
case 0x19A: /* Wing of Power[Ex702] */
break;
}
}