A production system acquires a program list on the basis of Kanban information and switches programs of production facilities and a program switching method used in the production system are disclosed. The production system includes: program list acquisition means for acquiring a product name from a Kanban information management table and acquiring a program list corresponding to a combination of the acquired product name and a production line name from a product information management table; and program switching means for searching for a corresponding program from a program storage unit on the basis of the program list acquired by the program list acquisition means, transmitting the searched program to each production facility of a plurality of production lines, and switching the program.

A management device includes: a storage unit; a first receiving unit; a communication unit; and a management control unit configured to perform setting control for transmitting a control parameter and device identification information corresponding to the reservation number to each article processing device, which is identified based on the device identification information via the communication unit, when a reservation number is received by the first receiving unit, and to perform storage control for storing adjustment information of a changed control parameter in the storage unit in association with the device identification information and the reservation number when the control parameter transmitted to each of the article processing devices is changed in each of the article processing devices.

A management device includes: a storage unit; a first receiving unit; a communication unit; and a management control unit configured to perform setting control for transmitting a control parameter and device identification information corresponding to the reservation number to each article processing device, which is identified based on the device identification information via the communication unit, when a reservation number is received by the first receiving unit, and to perform storage control for storing adjustment information of a changed control parameter in the storage unit in association with the device identification information and the reservation number when the control parameter transmitted to each of the article processing devices is changed in each of the article processing devices.