Environmentally friendly fresh-keeping can and method of manufacturing the same

An environmentally friendly fresh-keeping can comprising:

• a housing formed by a spiral paper tube and provided with a top opening disposed on a top end of the housing, a bottom opening disposed on a bottom end of the housing, and a first connection portion arranged at an inner wall surface of the housing;
• an inner container which is a waterproof container mounted into the housing and composed of a tubular side wall, a bottom surface located at a bottom of the side wall and integrally connected to the side wall, an inner opening formed on a top end of the side wall and provided with a flange projecting outward, and a second connection portion disposed on an outer wall surface of the side wall and used for connection with the first connection portion;
• the flange located at a level higher than a level of the top opening of the housing;
• an easy-open lid made of aluminum and used for sealing or opening the inner opening of the inner container;
• the easy-open lid provided with an aluminum lid, an open plate, and a pull-tab;
• the aluminum lid composed of a circular skirt located at a periphery of the aluminum lid for covering the flange of the inner container, and an opening normally closed by the open plate;
• after the circular skirt covering the flange of the inner container, the easy-open lid being assembled with the inner container to seal the inner opening;
• the pull-tab connected to one end of the open plate for driving the open plate to come off from the aluminum lid while the pull-tab being pulled by an external force so that the opening is exposed;
• and
• a bottom cover made of biodegradable plastic by injection molding and able to be detachably connected to the bottom opening of the housing.