A blister packing container capable of resealing, the blister packing container comprising: a container portion; a discharge portion in the form of a single pipe located at an upper end of the container portion; a cover film attached to a flange of the container portion the cover film including an adhesive portion and a discharging non-adhesive portion, wherein the discharge portion protrudes so as to be connected to the discharging non-adhesive portion; a collapsible guiding groove being laterally recessed on the flange so as to pass across a middle portion of the discharging non-adhesive portion and set a bending line reducing resistance when a collapsible sealing piece formed above the collapsible guiding groove is collapsed; the blister packing container further comprising: a set of latching pieces protruding from both ends of the collapsible sealing piece and including a latching protrusion formed in an inner upper end thereof; a set of latched peripheral portions formed in a soft portion of the flange so as to be located on lower sides of both ends of the collapsible guiding groove so that the latching protrusion is selectively latched and supported; a cutout portion being cut out inward from the collapsible sealing piece in a lower peripheral portion of the latching piece and giving an elastic deformation force against bending to the latching piece; and a ring piece integrally extending in an upper portion of the collapsible sealing piece and including a latching hole. a container portion; a discharge portion in the form of a single pipe located at an upper end of the container portion; a cover film attached to a flange of the container portion the cover film including an adhesive portion and a discharging non-adhesive portion, wherein the discharge portion protrudes so as to be connected to the discharging non-adhesive portion; a collapsible guiding groove being laterally recessed on the flange so as to pass across a middle portion of the discharging non-adhesive portion and set a bending line reducing resistance when a collapsible sealing piece formed above the collapsible guiding groove is collapsed; the blister packing container further comprising: a set of latching pieces protruding from both ends of the collapsible sealing piece and including a latching protrusion formed in an inner upper end thereof; a set of latched peripheral portions formed in a soft portion of the flange so as to be located on lower sides of both ends of the collapsible guiding groove so that the latching protrusion is selectively latched and supported; a cutout portion being cut out inward from the collapsible sealing piece in a lower peripheral portion of the latching piece and giving an elastic deformation force against bending to the latching piece; and a ring piece integrally extending in an upper portion of the collapsible sealing piece and including a latching hole. a set of latching pieces protruding from both ends of the collapsible sealing piece and including a latching protrusion formed in an inner upper end thereof; a set of latched peripheral portions formed in a soft portion of the flange so as to be located on lower sides of both ends of the collapsible guiding groove so that the latching protrusion is selectively latched and supported; a cutout portion being cut out inward from the collapsible sealing piece in a lower peripheral portion of the latching piece and giving an elastic deformation force against bending to the latching piece; and a ring piece integrally extending in an upper portion of the collapsible sealing piece and including a latching hole.