Floating holograms that you touch like in the movies? In China, it is no longer science fiction: it has become reality.

Han Dongcheng, a PhD in optics from the University of Science and Technology of China, is at the front lines of interactive holographic imaging. He leads the team that created China's only mass-produced product in this field featuring multiple world-leading technical components. 

From his small workshop in a campus library to a cutting-edge tech enterprise, join CGTN's Cao Chufeng as she track Han's journey to chase his dreams.