This is not a scam, there is a great market demand. With the rapid development of construction, machinery manufacturing, chemical industry and other industries, the demand for steel balls is increasing. Linyi steel ball processing technology is simple, franchisees do not need too much technology and professional knowledge, low cost and rich returns. The production of steel ball project is relatively simple, but the market demand is large. Linyi steel ball processing mainly produces all kinds of steel balls, which are important abrasive production materials. Steel balls are widely used in various industries, such as removing surface residues of steel, polishing and ultra-clean treatment of metal parts, casting cleaning, ships and construction machinery, large containers and corrosion processes, and cement grinding.