On December 23rd, US time, on December 23rd, the Office of the US Trade Representative announced the launch of a 301 investigation against China's chip industry-related policies. China is strongly dissatisfied with this and firmly opposes it. The US 301 investigation has obvious unilateral and protectionist overtones. Previously, the US 301 tariffs against China have been ruled by the WTO to violate WTO rules and have been opposed by many WTO members. China has repeatedly lodged stern representa...