@NIIPON the original person who made this listed it as

Unlock level 3.

P key : module access

size(4x13x4)

<modules>
SmallGenerator
LargeConstructor
SmallFuelTank x2
Small O2Tank
CargoBox x2
SmallAmmoBox
FoodProcessor
Fridge H1 x2
CloneChanber
O2Station

<Resources>
Iron : 350
Coper : 120
Cobalt : 110
Silicon : 80

update : Iron Ingot 400 -> 350 (Changed some of the blocks. HardenedSteel -> Steel)

So add the cost of an advance constructor. I linked the original design in description. Sorry I cant be more helpful.

@NIIIPON Hi I dont have the game installed atm and I am not sure if this build still works.

Can you please add what the cost is? What resorces do i need to build this? and how much?

Now if we can just get ability to make an underwater base!!