Open a Shop and Sell Pet Beasts, I Will Earn Gold for Yang Jian

After Li Na was given the system by Yang Jian, he earned gold by opening a store, and changed the world step by step by selling pet beasts, ushering in the era of beast control for all people. Later, he discovered that the world's resource environment severely restricted the development of the beast control era. What should I do if I don't have spiritual energy? Then vigorously plant trees and develop a spiritual energy recovery project in the new era. What to do without gold? Then develop the universe and build a cosmic super mine on the back of the mythical beast. Li Ne flew into space on a panda: "How can I let the boss have no use for gold!"