Materials Sparse resources are recycled, and the value of the resource is invented again. More Silicon (Solar panels and more) We recycle the extra silicon remaining in semiconductor manufacturing processes, supplying these for the production of solar cells in the world market. Materials: Silicon, Silicon ingot, Silicon potscrpe, Silicon wafer, wafer box, etc. More Carbon materials We recycle and sell carbon, SIC and cokes. Materials: Carbon, SIC, Cokes, etc. More Electronic device With high prices, we buy and collect old electronic devices disposed by renewing decrepit facilities. Materials: Cellular phone, Data server, Monitor, etc. More Iron and Nonferrous materials We buy iron, common metals (copper, lead, zinc, aluminum) and stainless Steel used in the manufacturing process. Materials: Copper, Lead, Zinc, Aluminum, etc. More Precious metals and Minor metals We recycle waste materials and take minor metals to be utilized into what in called "industry vitamins". We propose an efficient use of "urban mines". Materials: Cobalt, Nickel, Vanadium, Chromium, Tungsten wire, etc. More Related products Sale of products of various factories. We sell effective limes(lime stone・quick lime・slaked lime) for soil of revitalization and stabilization.