Abstract: The present application relates to a folded packaging container structure, and a bottom folding-sealing device and process, including: a folded packaging body, which forms a cavity for accommodating a object after being folded; an upper opening, which is located on the folded packaging body, at which a cap is provided at least after the cavity is loaded with the object; a folded part A and a folded part B, which are folded and contacted with each other; a front surface of the folded part A and a front surface of the folded part B are provided as corresponding front surfaces of the folded packaging body and are located between the bottom part and the upper opening; at least a first side surface and a second side surface located between the bottom part and the upper opening are provided between the front surfaces.