This standard specifies the classification and code, ordering content, size, shape, weight and allowable deviations, technical requirements, test methods, inspection rules, packaging marks and quality certificates of continuous hot-dip galvanized steel sheets and strips. This standard applies to hot-dip galvanized steel sheets and steel strips produced from hot-rolled thin steel strips with a thickness of 0.6mm~2.0mm and a width of 900mm~1800mm. Hot-dip galvanized steel plates and steel strips produced from hot-rolled steel plates and steel strips with a thickness of 2.0mm~4.0mm can refer to this standard.