AI hyperscaler effect vaults China’s Zhongji Innolight to top of CSI 300 benchmark

The artificial intelligence frenzy has made Zhongji Innolight, a supplier of optical modules to US hyperscalers, the biggest constituent of China’s stock benchmark, highlighting AI’s profound impact on the world’s second-largest equity market. The northern Shandong province-based company had a 5 per cent weighting on the CSI 300 Index on Friday, making it the largest of the 300 most valuable stock