2921193000 2-chloro-n-(2-chloroethyl)-n-ethylethanamine。supervision conditions:3(export license for dual-use item and technologies)2(export license for dual-use item and technologies,import license for dual-use item and technologies)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0%