The utility model relates to an interworking system is carried to material, locate between first production line material storehouse and the second production line material storehouse, do not be equipped with first warehouse entry chute and first lifting machine and second warehouse entry chute and the second lifting machine that docks mutually in first production line material storehouse and the punishment of second production line material storehouse, be equipped with the three -way valve on the unloading chute of first lifting machine, two exit ends in the three -way valve are connected with first branch road and second branch road respectively, first branch road link up to the entry in first production line material storehouse, the second branch road includes that top -down docks the first chute of arranging in the interval in proper order, second chute and second warehouse entry chute, be equipped with first long scraper -trough conveyer between first chute and second chute, be equipped with the long scraper -trough conveyer of second between second chute and second warehouse entry chute. The utility model discloses a first branch road and second branch road is set up, on carrying the surplus productivity of first production line to the second production line material storehouse in and be applied to the second production line, energy saving and consumption reduction can be realized.