IPB (Mkutano na Maonyesho ya Kimataifa kuhusu Usindikaji wa Poda na Nyenzo Zenye Wingi)
Public event on in Shanghai World Expo Exhibition Convention Center. Category: technology.
IPB (Mkutano na Maonyesho ya Kimataifa kuhusu Usindikaji wa Poda na Nyenzo Zenye Wingi) — Shanghai World Expo Exhibition Convention Center