特朗普称中方“正在秘密测试核武器”，中方回应

Core Viewpoint - The Chinese government, represented by spokesperson Mao Ning, emphasizes its commitment to peaceful development and nuclear non-proliferation, responding to allegations of secret nuclear tests by the U.S. with a reaffirmation of its policies and commitments [2]. Group 1: China's Nuclear Policy - China maintains a policy of no first use of nuclear weapons and adheres to a self-defense nuclear strategy, highlighting its commitment to peace and stability [2]. - The country has pledged to uphold its commitment to a moratorium on nuclear testing and supports the authority of the Comprehensive Nuclear-Test-Ban Treaty (CTBT) [2]. Group 2: International Cooperation - China expresses a willingness to collaborate with other nations to uphold international nuclear disarmament and non-proliferation frameworks [2]. - The Chinese government calls on the U.S. to fulfill its obligations under the CTBT and to take concrete actions to maintain global strategic balance and stability [2].