An intelligence-defined optical tunnel network system, characterized by comprising: a plurality of first optical add-drop sub-systems (200a-200e, P1) and a plurality of second optical add-drop sub-systems (200a-200e, P2), wherein the first optical add-drop sub-systems (200a-200e) correspond to a first pod and the second optical add-drop sub-systems (200a-200e) correspond to a second pod; and a plurality of optical switch interconnect sub-systems (400a-400e), any one of the optical switch interconnect sub-systems comprising: a receiving sub-module, configured to receive a plurality of first uplink transmission optical signals (TSu1a-TSu1e) and a plurality of third uplink transmission optical signals (TSu3a-TSu3e) respectively from the plurality of first optical add-drop sub-systems (200a-200e, P1) and the plurality of second optical add-drop sub-systems (200a-200e, P2), an output sub-module, configured to output a plurality of second downlink transmission optical signals (TSd2a-TSD2e) and a plurality of fourth downlink transmission optical signals (TSd4a-TSD4e) to the first optical add-drop sub-systems (200a-200e, P1) and the second optical add-drop sub-systems (200a-200e, P2) respectively; an interconnection fabric module, configured to connect to the remaining optical switch interconnect sub-systems, wherein any two of the optical switch interconnect sub-systems transmit a corresponding lateral transmission optical signal to implement communication_between each other through a corresponding first line; and an optical switching sub-module, coupled with the receiving sub-module, the output sub-module and the interconnection fabric module, and configured to transmit optical signals between the receiving sub-module, the output sub-module and the interconnection fabric module. a plurality of first optical add-drop sub-systems (200a-200e, P1) and a plurality of second optical add-drop sub-systems (200a-200e, P2), wherein the first optical add-drop sub-systems (200a-200e) correspond to a first pod and the second optical add-drop sub-systems (200a-200e) correspond to a second pod; and a plurality of optical switch interconnect sub-systems (400a-400e), any one of the optical switch interconnect sub-systems comprising: a receiving sub-module, configured to receive a plurality of first uplink transmission optical signals (TSu1a-TSu1e) and a plurality of third uplink transmission optical signals (TSu3a-TSu3e) respectively from the plurality of first optical add-drop sub-systems (200a-200e, P1) and the plurality of second optical add-drop sub-systems (200a-200e, P2), an output sub-module, configured to output a plurality of second downlink transmission optical signals (TSd2a-TSD2e) and a plurality of fourth downlink transmission optical signals (TSd4a-TSD4e) to the first optical add-drop sub-systems (200a-200e, P1) and the second optical add-drop sub-systems (200a-200e, P2) respectively; an interconnection fabric module, configured to connect to the remaining optical switch interconnect sub-systems, wherein any two of the optical switch interconnect sub-systems transmit a corresponding lateral transmission optical signal to implement communication_between each other through a corresponding first line; and an optical switching sub-module, coupled with the receiving sub-module, the output sub-module and the interconnection fabric module, and configured to transmit optical signals between the receiving sub-module, the output sub-module and the interconnection fabric module. a receiving sub-module, configured to receive a plurality of first uplink transmission optical signals (TSu1a-TSu1e) and a plurality of third uplink transmission optical signals (TSu3a-TSu3e) respectively from the plurality of first optical add-drop sub-systems (200a-200e, P1) and the plurality of second optical add-drop sub-systems (200a-200e, P2), an output sub-module, configured to output a plurality of second downlink transmission optical signals (TSd2a-TSD2e) and a plurality of fourth downlink transmission optical signals (TSd4a-TSD4e) to the first optical add-drop sub-systems (200a-200e, P1) and the second optical add-drop sub-systems (200a-200e, P2) respectively; an interconnection fabric module, configured to connect to the remaining optical switch interconnect sub-systems, wherein any two of the optical switch interconnect sub-systems transmit a corresponding lateral transmission optical signal to implement communication_between each other through a corresponding first line; and an optical switching sub-module, coupled with the receiving sub-module, the output sub-module and the interconnection fabric module, and configured to transmit optical signals between the receiving sub-module, the output sub-module and the interconnection fabric module.