The UK, US, Europe and China rely heavily on Taiwan for semiconductors. The Taiwan Semiconductor Manufacturing Company (TSMC) provides over half of the world's supply, including for AMD, Apple, ARM, Broadcom, Marvell, MediaTek and Nvidia.

Most Gulf stock markets ended higher on Monday, in line with global shares, supported by an easing of trade tensions after the U.S. granted exemptions for smartphones and computers from tariffs.

World markets rallied Monday after U.S. President Donald Trump said electronics such as computer chips, smart phones and laptops won’t face the same U.S. import duties as some other products, giving tech shares a boost.