Resolves YES if by 23:59 China Standard Time on Oct 18 an official Chinese government source (e.g., MOFCOM notice, State Council Tariff Commission, or Xinhua) announces new or higher import tariffs specifically on U.S. goods in response to the latest U.S. move toward 100% tariffs. Export controls, investigations, or non‑tariff measures do not count unless accompanied by a tariff announcement. If no such announcement is made by the deadline, resolves NO.