... SO, BL, Plate, Thread, Socket and etc5), Process: free forging, plate cutting6), Packing: in wooden cases and pallets or as per customers' special ... usZhangqiu Ruiye Mechanical Co., Ltd is the professional manufacturer and exporter of flanges.Our products are widely used in ... Korea, Austrilia, Malaysia, Philippines, Taiwan, South Africa, Morocco, and so on.We sincerely welcome you to visit our factory ...