Emeela ihe ngosi ahụ na Shanghai New International Expo Center site na Jun. 03 ruo Jun. 05, 2021. N'ihe ngosi a, ụlọ ọrụ anyị gosipụtara ọtụtụ ngwaahịa sistemụ anyanwụ, ngwaahịa ndị a gụnyere: ZRD Dual Axis Solar Tracking System, ZRT Tilted Otu Axis...