Interior Space and Exhibition Design City Inn Chengdu Kuanzhai Alley Hotel by Wenqiang Han Photos and products of the old good times were displayed in the lobby as art work. Every room was decorated in monotone. Pictures on the wall are street views in black-and-white color, furniture in black, white or grey are in retro style. The room looks like a pop-up photo. If guests take photos in the room, they will find out they are the only colorful object in a black-and-white photo.