China's Foreign Ministry responded to the U.S. proposal to ban imports of Chinese optical transceiver modules and impose tariffs on polysilicon, expressing firm opposition to the U.S. abuse of state power to unjustly suppress Chinese companies. (Xinhua World); China's Ministry of Commerce announced stricter export controls on dual-use drone items to the U.S., to safeguard national security and fulfill international non-proliferation obligations. (ECNS Politics News) Key events: Foreign Ministry opposes U.S. suppression of Chinese companies and polysilicon tariffs (Xinhua World); China tightens export controls on dual-use drone items to U.S. (ECNS Politics News)