Why powder metallurgy by so many manufacturers of trust and choice, it is because it can break through other processes can not be made or difficult to break through the technical difficulties, such as porous, sweating, vibration insulation materials and products, and metal – plastic, bimetallic composite Materials and products. And the most critical is energy saving, he can directly create the finished product size requirements of the products, the most significant is the utilization of materials up to 95% or more.