Hainan Wenchang Puzhen town and Wanning Dazhou Island are nationally renowned horse mackerel production area. Due to the lack of mechanized fishing tools in the old days, blackfish is a rare seafood treasures, so in some rural areas of Hainan has "no blackfish no mat, no blackfish no sacrifice," said. Today's modernized fisheries operations so that the catch has increased greatly, horse mackerel on the table of ordinary people, fishing village children to sit and enjoy the delicacy, dare to "no blackfish, do not eat". At present, Hainan horse mackerel business on the branded high-end route, the market fish stalls about 25 yuan per catty of horse mackerel, sliced and vacuumed by the store, packaged as gifts can be sold to 50 to 80 yuan, become convenient for tourists to carry one of Hainan's specialties. Since 2007, Puzian horse mackerel was selected by the China Article Code Center as the pilot unit of China Barcode Recommendation Project "EANUOC system in Hainan aquatic products quality and safety tracking and tracing of the application of research" project, is the national aquatic products famous brand enterprise. Puzian brand horse mackerel won the 2010 China (Hainan) International Tropical Agricultural Products Winter Fair seafood (only) famous brand gold medal.