Massage techniques for treating infantile lacrimal sac infection are as follows: 1. Rub erythromycin ophthalmic ointment on both hands to lubricate. Press on the lacrimal sac with the thumb or forefinger, and press the root of the nose and the inner canthus of the eye. If there is pus flowing out of the corner of the eye, wipe it off with a cotton swab and press repeatedly for 5-6 times until there is no more pus flowing out. Give the baby eye drops, press 2-3 times a day can be, this is applicable to the lacrimal sac with purulent secretion of the baby; 2, hold the baby up, the back of the head against the chest of parents, with the thumb or forefinger finger press the root of the nose and the central part of the inner canthus of the eye, a little hard downward, press 7-8, through the pressure can be the lower end of the nasolacrimal duct obstruction of the membrane to the rushing open.