Beijing, February 19 (Youth.cn) - A zero carbon center in Hefei City, Anhui Province is under construction. Guided by 3D construction concept, the center has gathered several high quality companies of green energy industrial chain, including charging system, energy storage technology, light energy technology and intelligent cleaning system. Based on multiple R&D platform, research and innovation results of advanced technologies have been produced, promoting high-end and integrated development of new energy and energy-saving industries. In doing so, upper and lower reach enterprises can be found on upstairs and downstairs of the industrial center. Photo/CFP