Mechanical insects chirp box appeared in
the foreign products PACKER picture cards, and put on mechanical parts, mechanical worm box was born!
The whole box is the body of the machine insects, do not waste packaging materials, cultures make the best use of environmental thinking.
Specially designed large screws and card tenon, even the first contact with the mechanical children can easily get started. Let the children get the experience of mechanical assembly, while cultivating the concept of environmental protection.