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。
2924.21
Cyclic amides (including cyclic carbamates) and their derivatives, ureines and their derivatives; salts thereof
AE 292421
AR 292421
AU 29242100
AU 292421
BR 292421
BR 292421