A substrate heating system for an inkjet printhead. A housing includes side walls with a pair of grooves on the inside of the walls. adjusting the PH value of said complex enzyme water solution, and adjusting the temperature of said complex enzyme water solution to a first temperature, then keeping said complex enzyme water solution with the first temperature for a certain period of time; c. Transmitting messages requires shorter air time and more efficient bandwidth usage because messages do not require a high degree of interaction between parties. Further included is an integrated circuit with a plurality of projecting contacts readable by an integrated circuit reader of the cartridge when the docking assembly is engaged therewith to facilitate verification of suitability of the ink in the ink bag. The arm is connected to a front end of a knuckle arm through a tie rod.