Zhongji Innolight drops 9.4% in Hong Kong as US lawmakers target Chinese data-centre tech

* China's CSI 300 Telecommunication Services Index slumps more than 6% to a two-month low after US lawmakers introduce legislation to keep Chinese-made optical transceivers used in AI data centers out of sensitive government systems * Restrictions would target transceivers made by China's Eoptolink Technology and Innolight Technology * Eoptolink shares fall 7.4%, while Innolight's onshore and offshore stocks are down nearly 10% each * The transceivers allow data to travel over fiber-optic cables at the speed of light and are at the heart of the US AI infrastructure rollout, with some data centers requiring millions of them * YTD, CSI 300 Telecommunications Services Index up 22% * China's benchmark CSI 300 Index down around 2% on Monday (Reporting by Shanghai Newsroom) ((li.gu@tr.com)