Open NaviCat and go "player -> item_proto"
There you can edit your Items, give more defense, critical, HP, ...
Search the Value for... hm... Sura King Armor, scroll right till u see applylimit0 and applyvalue0...
applylimit = the kind of bonus
applyvalue = how high you want the bonus
if you want +20k hp on your armor:
applylimit: 1 (1 is for hp, if u want the "applylimits" of all other bonusses, ask me, i know them)
applyvalue: 20000
Open "player -> item_attr"
There you can change the bonusses you can add ingame, but 9999% critical are senseless, really
How to put your own atk and hp up... go player -> player
there you can change from all chars vit, int, dex, str, hp and more...
E: no, its not possible by urself.