China has issued a strong diplomatic warning to the United States ahead of the anticipated summit between Chinese President Xi Jinping and former US President Donald Trump. Beijing outlined four major “red lines” that it says Washington must not cross if relations between the two global powers are to improve.

The first and most sensitive issue remains Taiwan. Chinese officials reiterated that Taiwan is an inseparable part of China and warned the US against offering military or political support to forces advocating Taiwanese independence. Beijing described the matter as a core national interest and a non-negotiable issue.

The second red line focuses on trade and technology restrictions imposed by the United States. China criticized American sanctions on Chinese firms, export bans on advanced semiconductor technology, and restrictions targeting major tech companies. According to Beijing, these measures hurt fair market competition and disrupt global supply chains.

Human rights concerns form the third major issue. Chinese authorities strongly opposed what they called foreign interference in matters related to Xinjiang, Tibet, and Hong Kong. Beijing insisted these issues are China’s internal affairs and should not be used by other nations as diplomatic pressure tools.

The fourth warning relates to military activity in the Asia-Pacific region. China expressed concern over expanding US military alliances and naval operations near Chinese territory, particularly in the South China Sea and the Indo-Pacific. Officials urged Washington to avoid steps that could increase regional instability.

The announcement comes at a time when both nations are attempting to stabilize relations after years of economic disputes and growing geopolitical rivalry. Analysts believe the upcoming Trump-Xi meeting could play a crucial role in shaping future US-China ties, while global markets and international allies closely monitor every development.

Despite tensions, both countries are still expected to discuss cooperation on trade, climate change, and global security issues during the summit.