Cultivation of Crossing the Double Realm

There is a world, it is a world of self-cultivation, it is a world of technological self-cultivation, in the world where the big neon screen scrolls and plays the magic weapon sale for only 998, it looks high-end and foreign, but as a world of self-cultivation... there is no medicine, no skills , lack of spiritual tools, lack of formation methods, lack of spiritual plants, lack of spiritual pets, lack of everything... There is another world, which is also a world of self-cultivation, but it is the traditional one, where there are countless powers, moving mountains and filling seas , ups and downs, all kinds of avenues only seek longevity, it seems that the eternal life is peaceful, but in fact it is full of all kinds of struggles and competitions, and... lack of entertainment, technology, enjoyment, interpersonal relationships, justice, and even a person with ordinary talent. The stage where the light of life blooms... Guang Chengyun is a time traveler, he was reborn in that world of technological cultivation and practiced hard, until one day he discovered that what he opened when he time traveled...was not just a door.One-to-one, master accepts.Cultivation setting: entraining qi, refining qi, building a foundation, heart-moving fusion, golden core, nascent baby, out of body, transformation of gods, crossing catastrophe, Mahayana Xiao, Cong Mo and others