“西门子收到通知，美国已解除这项对华禁令”

Group 1 - The U.S. Department of Commerce has informed Siemens that it no longer requires "government permission" to conduct business in China, indicating a shift in export control policies [1] - This change is part of a broader trade agreement aimed at facilitating the flow of critical technologies between the U.S. and China, following previous restrictions on chip design software exports [1][2] - Siemens, a leading supplier of chip design software, has restored full access for its Chinese customers to its software and technology [1] Group 2 - In May, the Trump administration had imposed export controls on chip design software to China in response to China's restrictions on rare earth mineral exports [2] - The Electronic Design Automation (EDA) software, while a small segment of the semiconductor industry, is crucial for chip designers and manufacturers in developing and testing next-generation chips [2][4] - Recent reports also indicate that the U.S. government has lifted restrictions on ethane exports to China, suggesting a potential thaw in trade relations [4]