Primary Function: Bar Quad ni bar iherereye mu nyubako ya kera y'inzu ifite ubwiherero (quadrangle) iri hagati mu mujyi wa Beijing. Imiterere ya mbere yari mu buryo butarinzwe, bituma kongera imbaraga no kubaka bikomeye. Kuvugurura byongeraho imikorere igezweho mu gihe bibungabunga imico y'agace ka kera k'umujyi. Beto ikoreshwa ku ruhande rw'inyubako naho ibiti bigakoreshwa mu kwimba imbere. Igishushanyo gishyira ku murongo umwe amasano atatu anyuranye: gishya n'igishaje, oroheje n'iy'urwego rwo hejuru, ubucuruzi n'ubworoherane. Ubwigenge burarindwa ku buryo bar yifatanya mu bwitonzi n'aka gace ka kera kayikikije.

Izina ry'umushinga : Quad House, Izina ryabashushanya : Nolan Chao, Izina ry'abakiriya : ARCHISTRY design&research office.

Ibishushanyo mbonera ni ibyamamare bizwi cyane bituma Isi yacu iba nziza hamwe nibishusho byabo byiza. Menya abashushanya ibyamamare nibikorwa byabo bishya, ibihangano byumwimerere, ubwubatsi bwo guhanga, imiterere yimyambarire idasanzwe hamwe nuburyo bwo gushushanya. Ishimire kandi ushishoze ibikorwa byumwimerere byabashushanyo batsindiye ibihembo, abahanzi, abubatsi, abashya nibirango kwisi yose. Shishikarizwa n'ibishushanyo mbonera.