Hybrid,both hot and cold is available.Launch mode depends on what missile box you choose.Cylinder hot launch missile box has individual exhaust vent.So the silo is now the world largest for the purpose of storing the missle box but it's really flexible.
It's not wise to compete with our industry ability which will crash your economic.Say it again,no need for conflicts.Vietnam really like China 30 years ago,we know you better than you know yourself.