Under TCCSCA, the regulation of existing chemical and new chemicals in Taiwan is named "Regulation of New and Existing Chemical Substance", which has been updated in 2019. Specifically, for an existing chemical, if manufacture or import activity in Taiwan includes more than 100 kg/year, unlike EU REACH, the Phase 1 registration shall be processed within six months after the activity occurs. In the Annex 6 of this regulation, a list of 106 existing chemical substances, which is known as the 1st batch of PEC (Priority Existing Chemical) substances is included. Manufacturers or importers in Taiwan shall consider processing full registration ...