Hill-like concrete forms shape arts centre in China by DUO

Chinese studio DUO has completed Nanchang OCT Contemporary Arts Centre, a series of exhibition spaces housed in stepped concrete forms with accessible green roofs.
Overlooking a wetland park and the nearby Gan River in Nanchang, the building is designed by DUO to "coexist" with the site.
This is achieved by creating natural-looking, hill-like forms rather than a "spectacular figure", the studio said.
The centre features sloping concrete forms topped with greenery
"The site, influenced by th