A conveyance system. The conveyance system includes a movable device for conveying an article, and a robot selected from the group consisting of an articulated robot and an orthogonal robot. The movable device is configured to be both vertically and horizontally movable; and, the robot is mounted on the movable device. The robot includes a hand and a gripper disposed on the hand. The gripper is configured to hold the article. The movable device and the robot are configured to convey the article in conveyance operations that include an extraction, a conveyance, and an installation, of the article; the range of the conveyance operations lies within a working range of the robot from a present position that is selected with priority. The movable device is configured to remain in a stationary state when the article is conveyed by the robot using the conveyance operations within the working range.