Chinese artificial intelligence firms MiniMax Group and Knowledge Atlas Technology were added to the Hang Seng Tech Index on Monday, marking the first inclusion of pure-play AI companies in Hong Kong’s benchmark technology gauge, in a move analysts said could drive substantial passive inflows.The shares moved in opposite directions, as a broader market sell-off weighed on regional benchmarks. MiniMax slid 8.4 per cent to HK$506, while Knowledge Atlas – also known as Zhipu – gained 1.3 per cent...