Разработване на поцинкована стоманена ламарина

Вносът основно движи увеличаването на вътрешното потребление наПоцинкована стоманена ламарина. The import volume of galvanized sheets has increased year by year in recent years. The imported varieties are mainly electro-galvanized sheets, but the proportion of electro-galvanized sheets has decreased year by year; accordingly, the import proportion of hot-dip galvanized sheets has increased year by year. In 2003, the import volume of my country's hot-dip galvanized sheet exceeded the import volume of the electro-galvanized sheet for the first time.