中国代表：美方做法，坚决反对

Core Viewpoint - The Chinese government firmly denies U.S. accusations regarding China's nuclear testing, asserting that there is no factual basis for such claims and emphasizing its commitment to the Comprehensive Nuclear-Test-Ban Treaty (CTBT) [1][3]. Group 1: China's Position on Nuclear Testing - China has never conducted any nuclear tests since announcing a "moratorium" in 1996 and has consistently upheld its commitments under the CTBT, receiving high recognition from the international community [3]. - The CTBTO's monitoring system did not detect any events characteristic of a nuclear test on the date specified by the U.S., reinforcing China's stance against the accusations [1]. Group 2: U.S. Nuclear Policy Critique - The U.S. is criticized for distorting China's nuclear policy and is accused of seeking nuclear hegemony while evading its own nuclear disarmament responsibilities [3]. - The U.S. is described as the primary disruptor of international nuclear order and global strategic stability, with actions such as allowing bilateral nuclear arms control treaties to expire and pursuing a first-use nuclear policy [3]. Group 3: Call for Global Cooperation - China urges the U.S. to reaffirm its commitment to a moratorium on nuclear testing and to take concrete actions to uphold the global consensus on nuclear testing prohibition [5]. - China maintains a defensive nuclear strategy and aims to play a constructive role in maintaining international peace and security [5].