I Am Picking up Rags in the World of Cultivation

Annan started to make a living by picking up rags since his business failed. One day while collecting rags, he was accidentally hit by a car and hit the world of immortality. He accidentally awakened to the rag picking system. Can you get points by picking up rags? Can you get promoted just by picking up rags? See how he picks up the invincible hand in the world!