➀ The US imposes trade restrictions on 140 companies involved in technology trade with China, including SMIC and Huawei. ➁ Three Chinese semiconductor equipment manufacturers are also targeted. ➂ Products from Samsung, Hynix, and Micron are banned. ➃ The move is part of the Biden-Harris administration's targeted approach to hinder China's indigenous production of advanced technologies. ➄ New rules are established to stop the export of products containing US components to China.