Gongyi Dyan Trading Co., LTD is a professional corporation which specializes in import and export business and is founded by Gongyi Dyan Heavy Machinery Group.Except the trading company, Dyan Group also owns five Machinery factories, one Chemical plant and one Refractory plant. The products of the five machinery factories involve below series as rolling mill series, water treatment chemicals, refractory materials series and other machines. Rolling mill series include Aluminum Casting-rolling Mills, Sheet Metal Cold Rolling Mills**ydraulic Irreversible Aluminum Cold Rolling Mills**luminum Foil Rolling Mills**luminium Sheet Winding Machines, Pay-Off Reels and Cast-steel Sleeves. And the water treatment chemicals contain Polyaluminium Chloride (PAC), Polyacrylamide (PAM), Polyferric Sulfate (PFS) and Activated Carbon. Then the refractory materials series involve Dolomite Bricks, Mullite Bricks, Plastic Phase Bonded Corundum Composite Bricks**orundum-silicon nitrides and other advanced refractory materials. Except the above three kinds of products, Dyan Group also supports Mining Equipments Production Lines, Corrugated Asbestos Cement Sheet Production Lines, Bridge Erecting Machines**ridge Lifting Machines, Bridge Formworks**ement Tile Machine**olor-brick Machine**on-burned Brick Machines**lock Brick Machines**etal Silk Feeding Machines**ire and Cable Production Equipments**xplosive Welding and Aluminum Accessory Equipment**xpansion Bends**traw Densification Briquetting Fuel Machines**iomass Briquette Machines**riquette Charcoal Complete Production Line.