Abstract: The present invention relates to a foldable lightweight roll container, and more particularly, to a foldable lightweight roll container which is lightweight, very easy for cleanliness and maintenance while preventing shortening of a lifetime, and may be used to carry goods in various fields such as medicines and foods in addition to various industrial products.

Abstract: The present invention relates a plant cultivation apparatus using an up-down system enabling mass production of plants by allowing the entire area of a greenhouse to be used as a cultivation space.

Abstract: The present invention relates to an apparatus for mass cultivation of plants, which enables plants to be cultivated in the entire area of a greenhouse when the plants are cultivated in the greenhouse, thus enabling mass production of plants.

Abstract: The present invention relates to an apparatus for mass cultivation of plants, which enables plants to be cultivated in the entire area of a greenhouse when the plants are cultivated in the greenhouse, thus enabling mass production of plants.

Abstract: Disclosed is an apparatus for tracking and condensing sunlight of a wall installation type which tracks the position of the Sun and efficiently condenses sunlight according to variations of an altitude or orbit of the sun by installing a sunlight condensing device for adjusting an angle onto a wall. An apparatus for tracking and condensing sunlight of a wall installation type, comprises: a wall means 100; a sunlight condensing means 200 for condensing sunlight by forming onto a side surface of the wall means 100; and an opening and closing means 300 for adjusting condensing angle by opening or closing an end of the sunlight condensing means 200.

Abstract: There is provided an apparatus for tracking and condensing sunlight of a sliding type which tracks a direction of sunlight according to variations of an altitude or orbit of the sun pivots a solar module plate to maximize condensing efficiency, and strengthens a fixing structure on an inclined ground or inclined building surface by suing a frame structure on the bottom without using a concrete base harmful to natural environment.