To Survive in the World, I Have a Trading System

When he woke up, Han Jiu found that the whole world had been pulled into different worlds by an organization called Survival of All Realms. Here, everyone has to struggle to survive. If you want to go further, you can only use your life to complete unknown tasks. Fortunately, at this time, Han Jiu suddenly found that he had awakened the trading system. "Brother, I, Mr. Han, am a conscientious businessman. I only charge you the price of a few boxes of steamed buns for this plate!" "Oh! Brother, look at this, precious water resources! You can't find them in this desert, I just want those rotten pieces of wood on your body!" Let's see how Han Jiu uses the trading system to travel around the world!