Shanghai Chang Lei Machinery Equipment Co., proposed the "innovative ideas, forging team, scientific management, technological upgrading, restructuring and development," the overall development, demanding R & D center in practical work, be sure to solidly and steadily, from easy to difficult, from the details grabbed and do the basic work. Stable structure is compact, easy operation and maintenance, conveyor feeding. Automobile engine grinder biggest advantage can satisfy EAF steelmaking for fine material, shorten the refining time some basic requirements. Machine at work, the material in the crushing cavity full and effective crushing, high output, low energy consumption, high efficiency, crushing the material evenly. Chang Lei gradually embarked on a broad road of industrialization, the formation of R & D, design, production, application of an integrated enterprise requires the user may wish to my factory site visits.