This is a very challenging puzzle game. In the dangerous mine, the king is struggling to hold up a full load of gems and waiting for rescue. You need to click on the box of the corresponding color according to the color of the gem to complete the collection. There are a total of 7 empty spaces for boxes. If the space is full, the game fails. The mine will continue to collapse and generate more gems. You can build a factory to process and sell these gems. With each breakthrough, the arrangement of gems becomes more complicated. You need to flexibly allocate large and small boxes according to the number and color of gems to overcome many difficulties, successfully rescue the king, and win the final victory!