• The US government is concerned about Chinese tech, including cars and drones.
• Liz Cannon led an office in the Commerce Department overseeing restrictions on Chinese technology.
• Data collection by Chinese companies is a major concern for national security.

The US government's concerns about Chinese tech may indicate a growing trend of restrictions on Chinese companies, which could impact the global tech industry and potentially lead to a shift in the balance of power between the US and China. This development suggests that the US is taking a more cautious approach to Chinese tech, which could have significant implications for the future of international trade and security.