SPC GB/T 37600.4-2019 National central product classification -- Product category core metadata -- Part 4: Amusement ride in public amusement park (TEXT OF DOCUMENT IS IN CHINESE)
2019SPC GB/T 37600.4-2019 National central product classification -- Product category core metadata -- Part 4: Amusement ride in public amusement park (TEXT OF DOCUMENT IS IN CHINESE)