Chinese optical stocks tumbled after a Reuters report said the Trump administration was considering a ban on U.S. imports of new Chinese data centre components. Export-focused firms led the decline, while domestic chipmakers gained. Analysts said the proposed move reflects escalating U.S.-China technology tensions and supply chain realignment.

The Trump administration is drafting a ban on new Chinese data center component imports. This measure aims to protect critical infrastructure underpinning the AI boom. Officials…

"As the data center buildout scales up, you want to make sure the data center supply chain is secure from the outset"

The Trump administration is drafting a ban on new Chinese data center component imports. This measure aims to protect critical infrastructure underpinning the AI boom. The Federal…