Injection molding system

A method comprising:

• storing, in a screen setting storage unit provided in an injection molding machine, a setting state of the injection molding machine;
• storing, in a storage unit included in a management unit, a list of a correct combination of screen settings and limiting operation of the injection molding machine;
• comparing, by a confirmation unit included in the management unit, information of the screen setting storage unit and information of the storage unit to confirm a propriety of a combination of the screen settings of the injection molding machine;
• determining, by a limiting operation determination unit included in the management unit, a limiting operation upon receiving a result confirmed by the confirmation unit to issue an operation limiting command to an operation limiting unit provided in the injection molding machine;
• and
• limiting operation of the injection molding machine according to the determined limiting operation using the operation limiting unit.