Core tip: According to foreign media on November 30, as of the week ending November 28, 2025, global corn prices have mostly risen, with Chicago corn futures climbing to a multi-month high, mainly supported by a generally bullish atmosphere in the global market and unexpectedly strong U.S. corn export sales data. In the coming week, the focus of the feed market will center on factors such as U.S. export demand, South American weather, and the progress of U.S.-China trade relations.