On December 13, 2019 President Trump announced that after several months of negotiations the US and China have reached an agreement on a Phase One trade deal. Based on the newly found agreement, the additional 15% tariff on List 4B goods imported from China that was supposed to begin on December 15, 2019 has been cancelled.

Federal Register Notice: http://www.federalregister.gov/documents/2019/12/18/2019-27306/notice-of-modification-of-section-301-action-chinas-acts-policies-and-practices-related-to