Patent ID: 8447424

Claim:
A substrate processing system comprising: a plurality of substrate processing apparatuses for processing substrates; and a group management system connected to the plurality of substrate processing apparatuses, wherein the group management system comprises: a structure information memory device for memorizing structure information defining a connection structure and for memorizing an upper limit parameter table, the upper limit parameter table containing a plurality of upper limit values, each one of the plurality of upper limit values indicating a number of hardware devices to be connected with each hardware device for performing communication; a plurality of communication devices each of which communicates with at least one of the plurality of substrate processing apparatuses based on the structure information; and an apparatus information storage device connected to any of the plurality of communication devices based on the structure information and stores information relating to each of the plurality of substrate processing apparatuses communicating with any of the plurality of communication devices, wherein the structure information comprises the plurality of upper limit values indicating a number of maximum connections between each of the structure information memory device, the plurality of communication devices, and the apparatus information storage device.