President Donald Trump’s administration has lifted recent export license requirements for chip design software sales in China, as Washington and Beijing implement a trade deal for both countries to ease some restrictions on critical technologies.

Shares of Synopsys and Cadence Design Systems jumped on Thursday after the U.S. lifted export curbs on chip design software to China, easing uncertainty around access to the crucial market.

Siemens has received notification from the US government allowing it to resume sales of chip design software to China, the German technology company said, as a trade deal between Washington and Beijing takes effect.