Four entities in Central Asia have been added to the US Treasury Department’s sanctions list, accused of providing machine tools and other dual-use equipment to Russia via China in violation of US rules barring trade that can support the Kremlin’s war effort in Ukraine. The four entities, one from Kazakhstan, one from Kyrgyzstan and two from Uzbekistan, were among 275 businesses and individuals added to the sanctions list at the end of October. A Treasury Department statement outlined what it called the “Ushko Machine Tools Procurement Scheme,” in which an Almaty-based company, Kazstanex, and …