I understood basically nothing, from the title I'll just have to guess.
Question : How to make zombies have more health ?
Answer : Depends on what kind of zombies.
Option 1 : If they are NPC zombies then you will have to change health value into your desired one.
Option 2 : If you mean zombies in Zombies! Game mode then you can write a little script
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addhook("spawn","zombiehp")
function zombiehp(id)
	if player(id,"team") == 1 then -- means that player is terrorist/zombie
		parse("setmaxhealth "..id.." 200")
	end
end
Option 3 : There are also few commands for zombies :
The commands are called mp_zombiedmg
mp_zombierecover
mp_zombiespeedmod
Having effects of Reducing Damage Taken,Health Regeneration and Zombie Speed respectively.