S. Export restrictions, and use only to select shipments beneath investigation, the persons reported. They exhibit the lengths to which the U.S. has long gone to enforce its chip export limits on China, at the same time as the Trump administration has sought to relax some curbs on Chinese access https://www.diigo.com/item/note/avyq4/27jn?k=fb08719a84174b3595d39074dfa3fbb2