比较 HS 编码
输入最多 5 个 HS-6 编码（逗号分隔），并排比较说明与各国对应编码。
6907.21
Ceramic tiles; flags and paving, hearth or wall tiles other than those of subheadings 6907.30 and 6907.40, of a water absorption coefficient by weight not over 0.5%
AE 690721
AR 690721
AU 69072110
AU 690721
BR 690721
BR 6907.21.00