My company has solid strength and technology, can produce a variety of long-necked flange, square flange, blind eight-character board, about five meters outside diameter single piece weight of wind power in less than five tons of flanges and other special products, and has first-classheat treatment and testing equipment. All raw materials used in all high-quality rolled Forging, reliable quality, reasonable price, prompt delivery, courteous service. Hope as soon as possible with your cooperation and common development