China is setting off an investment boom in 3D printing. In the face of the broad prospect of 3 D printing, various places have built 3 D printing industrial parks and introduced various preferential policies. But enthusiasm is not enough to develop the emerging technology of 3D printing. In the 3D printing industry chain, the constraints of key technologies, materials and software need to be broken through. 3D printing technology is still in its infancy. If a large number of enterprises and capital pour into the 3 D printing industry, it will not produce benefits in a short period of time.
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The application range of 3D printing needs to be fully excavated