Fourth Paradigm (also known as 4Paradigm) sign is seen at the World Artificial Intelligence Conference (WAIC) in Shanghai, China July 6, 2023. REUTERS/Aly Song/File Photo Acquire Licensing Rights SYDNEY, Sept 18 (Reuters) - Three Chinese firms, led by AI software company Beijing Fourth Paradigm, are aiming to raise up to $280 million in Hong Kong initial public offerings launched on Monday. Beijing Fourth Paradigm, an AI startup, is aiming to raise up to $144 million by selling 18.4 million shares in a price range of HK$55.60 to HK$61.16 each, according to its regulatory filings. Three cornerstone investors, headed by New...