In 2018 and 2019, the US administration hiked tariffs on imports from China. This column shows that imports from Mexico partly filled the gap, leading to an export and employment surge in Mexico. Using highly disaggregated firm-level data on Mexican exports, combined with detailed employer-employee data, the authors find that US tariffs against China resulted in more employment and higher wages in the Mexican export sector, especially for lower-wage workers such as female, unskilled, and