Process cartridge including developing cartridge having developing holder, and drum cartridge having elastic member that can be connected to developing holder

A process cartridge comprising:

• a drum cartridge including:
• a drum frame;
• a photosensitive drum rotatable about a first axis extending in a first direction;
• and
• a first memory having a first electrical contact surface, the first memory storing therein information related to the drum cartridge;
• and
• a developing cartridge attachable to the drum frame, the developing cartridge including:
• a casing;
• a developing roller rotatable about a second axis extending in the first direction;
• a second memory having a second electrical contact surface, the second memory storing therein information related to the developing cartridge;
• and
• a developing holder holding the second electrical contact surface such that the second electrical contact surface is movable relative to the casing,
• wherein the drum cartridge further includes:
• an elastic member that can expand and contract in a second direction crossing the first direction, and
• wherein the developing holder is connected to the elastic member and is movable in the second direction in a state where the developing cartridge is attached to the drum frame.