Pickling coil, is a developing variety of steel, the market demand is mainly concentrated in the automotive industry, compressor industry, machinery manufacturing industry, spare parts processing industry, fan industry, motorcycle industry, steel furniture, hardware accessories, electric cabinet shelves and various shapes of stamping parts. With the progress of technology, hot-rolled pickling plate has been involved in household appliances, containers, electrical control cabinets and other industries, among which the use of hot-rolled pickling plate instead of cold plate has developed rapidly in some industries.