Various 3D technology equipment models are on display at Additive Manufacturing Conference of China 2017 in Hangzhou, East China's Zhejiang province, on July 30, 2017. [Photo/VCG]

Various cutting-edge 3D technology products showing the latest trend in China's 3D technology development were displayed at Additive Manufacturing Conference of China 2017 in Hangzhou, East China's Zhejiang province, on July 30, 2017.

The three-day conference not only showcased China's additive manufacturing or 3D printing enterprises' development trend, but also innovations in business model.

About 300 companies and organizations such as Sinopec Group and China Aerospace Science & Industry Corp brought the latest 3D printers, 3D printing materials and 3D printing technologies to the event.

Additive Manufacturing (AM) refers to the technologies that build 3D objects by adding layer-upon-layer of material.