Tulis a continuation for this paragraph - The design and development of the largest membrane roof worldwide, covering the 1,000 m long and 100 m wide main entrance building on the World-Exposition
di Shanghai, asalna ti Knippers Helbig Advanced Engineering, kitu ogé struktur baja jeung kaca tina mall MyZeil di Frankfurt dina Main jeung roofing tina mall Westfield deukeut London.