The authority of Taiwan – Report of「SPICE HUNTER 卡宴辣椒粉 (SH01171 081057-011713 RED PEPPER CAYENNE, (POWDER)) 」 imported from the U.S. to Taiwan was found to contain a colouring matter, Sudan IV (蘇丹色素四號), at a level which is not complying with the Taiwan standard.
19 October 2018
https://www.cfs.gov.hk/english/rc/subject/files/20181019_1.pdf