Three hundred years!
He Tian is meditating on this time. This time is basically what day the calculation is good, can let Tianmen produce the time of the late master of environmental respect.
Then, if resources are not enough, expand.
What day can you foresee, even if Tianmen does not actively expand. However, with the increasing number of new disciples and the increasing demand for resources, this expansion is imperative.
"Just do it! Full operation and replenishment of the battlefield will enable the mixed-element time tower to run for more than ten years, which is an unthinkable wealth. What's more, two or three hundred years of operation? The day immediately...