Manhole cover, ppr pipes, safety materials, building hardware, sanitary ware
Building materials & tools, industrial chemicals, acids, alkaline, sulfate, oxide, hydroxide, hypochlorite, carbonate, nitrate, cleaning materials, water treatment, fertilizer, , etc. metals: aluminum alloys, rod, sheets, aluminum scrap, copper alloys, copper scrap, iron beams, pipes, rebar, (no iron scrap)
