美方声称中方正在秘密测试核武器，中方回应

Core Viewpoint - China emphasizes the importance of adhering to the Comprehensive Nuclear-Test-Ban Treaty (CTBT) and calls on the United States to fulfill its obligations and commitments regarding nuclear testing cessation [1][3]. Group 1 - China, as a permanent member of the UN Security Council and a responsible nuclear weapon state, maintains a policy of peaceful development and a no-first-use nuclear strategy [3]. - The Chinese government expresses its commitment to self-defense and adherence to the promise of "suspending nuclear tests" [3]. - China is willing to work with all parties to uphold the authority of the CTBT and maintain the international nuclear disarmament and non-proliferation regime [3]. Group 2 - The Chinese government urges the United States to take concrete actions to comply with the CTBT obligations and commitments to suspend nuclear tests [3]. - The call for compliance is framed within the context of maintaining global strategic balance and stability [3].