Build a drawing table and pick it up in the game.

1. Build a drawing table: It is difficult to make various recipes and is not suitable for novice players. A lot of materials need to be collected at the drawing table.

2. Picking up in the game: There is a certain probability of obtaining formulas in the garbage dump. The formulas that can be obtained are simple and low in production difficulty, so they are suitable for novice players to obtain in the early stage.