Investment casting is the process of all the metal molding in most, we have advanced production equipment and analytical testing equipment, to ensure that manufactured products meet customer quality requirements.At the same time, the introduction of advanced technology industry, research laboratory, exchanges and cooperation with domestic famous university also is the effective guarantee of toplan promotion enterprise strength.Casting forming, so the three most basic requirements of the die casting equipment, casting materials, die-casting mould, so the casting quality and performance are decided by these three points.According to different casting, the above mentioned that some elements of the organic use, can effectively produce the appearance and intrinsic quality, dimension precision of casting.