With a Nuclear Bomb in My Hand, I Travel Across Other Worlds

At the end of the Dharma era, the monks were in decline and the sect was in seclusion. Mo Bai came through time with his technological system. Since he can't practice, he will develop science in this world of immortality. From cement and fertilizers to steam engines and railroad tracks, Mo Bai is busy farming. What? Are there any monks coming? Or is he the most powerful saint today? Then talk about my nuclear bomb!